Home / 10,714.64-16,074.45-3,318.71

Finding the Fourth Proportional to 10,714.64, 16,074.45 and 3,318.71

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Solution

The fourth proportional to 10,714.64, 16,074.45 and 3,318.71 is: 4,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,714.64 : 16,074.45 = 3,318.71 : x
  2. Step 2: Convert to fraction form
    10,714.64/16,074.45 = 3,318.71/x
  3. Step 3: Cross multiply
    10,714.64x = 16,074.45 × 3,318.71
  4. Step 4: Simplify right side
    10,714.64x = 53,346,357.59
  5. Step 5: Solve for x
    x = 53,346,357.59/10,714.64
  6. Step 6: Final answer
    x = 4,978.83

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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.