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Finding the Fourth Proportional to 4,323.66, 5,966.22 and 2,435.19

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Solution

The fourth proportional to 4,323.66, 5,966.22 and 2,435.19 is: 3,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.66 : 5,966.22 = 2,435.19 : x
  2. Step 2: Convert to fraction form
    4,323.66/5,966.22 = 2,435.19/x
  3. Step 3: Cross multiply
    4,323.66x = 5,966.22 × 2,435.19
  4. Step 4: Simplify right side
    4,323.66x = 14,528,879.28
  5. Step 5: Solve for x
    x = 14,528,879.28/4,323.66
  6. Step 6: Final answer
    x = 3,360.32

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Half scale
Find fourth proportional to 8,647.32, 11,932.44 and 4,870.38
Double scale
Find fourth proportional to 4,324.66, 5,967.60 and 2,436.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.