Home / 10,687.92-16,034.16-6,308.64

Finding the Fourth Proportional to 10,687.92, 16,034.16 and 6,308.64

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Solution

The fourth proportional to 10,687.92, 16,034.16 and 6,308.64 is: 9,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.92 : 16,034.16 = 6,308.64 : x
  2. Step 2: Convert to fraction form
    10,687.92/16,034.16 = 6,308.64/x
  3. Step 3: Cross multiply
    10,687.92x = 16,034.16 × 6,308.64
  4. Step 4: Simplify right side
    10,687.92x = 101,153,743.14
  5. Step 5: Solve for x
    x = 101,153,743.14/10,687.92
  6. Step 6: Final answer
    x = 9,464.31

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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.