Home / 4,435.29-6,120.56-2,445.80

Finding the Fourth Proportional to 4,435.29, 6,120.56 and 2,445.80

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Solution

The fourth proportional to 4,435.29, 6,120.56 and 2,445.80 is: 3,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.29 : 6,120.56 = 2,445.80 : x
  2. Step 2: Convert to fraction form
    4,435.29/6,120.56 = 2,445.80/x
  3. Step 3: Cross multiply
    4,435.29x = 6,120.56 × 2,445.80
  4. Step 4: Simplify right side
    4,435.29x = 14,969,641.16
  5. Step 5: Solve for x
    x = 14,969,641.16/4,435.29
  6. Step 6: Final answer
    x = 3,375.12

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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.