Home / 11,059.68-15,263.28-6,344.16

Finding the Fourth Proportional to 11,059.68, 15,263.28 and 6,344.16

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Solution

The fourth proportional to 11,059.68, 15,263.28 and 6,344.16 is: 8,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.68 : 15,263.28 = 6,344.16 : x
  2. Step 2: Convert to fraction form
    11,059.68/15,263.28 = 6,344.16/x
  3. Step 3: Cross multiply
    11,059.68x = 15,263.28 × 6,344.16
  4. Step 4: Simplify right side
    11,059.68x = 96,832,690.44
  5. Step 5: Solve for x
    x = 96,832,690.44/11,059.68
  6. Step 6: Final answer
    x = 8,755.47

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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.