Home / 10,708.32-16,062.32-5,511.20

Finding the Fourth Proportional to 10,708.32, 16,062.32 and 5,511.20

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Solution

The fourth proportional to 10,708.32, 16,062.32 and 5,511.20 is: 8,266.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.32 : 16,062.32 = 5,511.20 : x
  2. Step 2: Convert to fraction form
    10,708.32/16,062.32 = 5,511.20/x
  3. Step 3: Cross multiply
    10,708.32x = 16,062.32 × 5,511.20
  4. Step 4: Simplify right side
    10,708.32x = 88,522,657.98
  5. Step 5: Solve for x
    x = 88,522,657.98/10,708.32
  6. Step 6: Final answer
    x = 8,266.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.