Home / 8,142.19-11,236.22-4,605.32

Finding the Fourth Proportional to 8,142.19, 11,236.22 and 4,605.32

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Solution

The fourth proportional to 8,142.19, 11,236.22 and 4,605.32 is: 6,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142.19 : 11,236.22 = 4,605.32 : x
  2. Step 2: Convert to fraction form
    8,142.19/11,236.22 = 4,605.32/x
  3. Step 3: Cross multiply
    8,142.19x = 11,236.22 × 4,605.32
  4. Step 4: Simplify right side
    8,142.19x = 51,746,428.29
  5. Step 5: Solve for x
    x = 51,746,428.29/8,142.19
  6. Step 6: Final answer
    x = 6,355.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,143.19, 11,237.60 and 4,606.32
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.