Home / 10,859.52-16,296.60-5,308.20

Finding the Fourth Proportional to 10,859.52, 16,296.60 and 5,308.20

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Solution

The fourth proportional to 10,859.52, 16,296.60 and 5,308.20 is: 7,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.52 : 16,296.60 = 5,308.20 : x
  2. Step 2: Convert to fraction form
    10,859.52/16,296.60 = 5,308.20/x
  3. Step 3: Cross multiply
    10,859.52x = 16,296.60 × 5,308.20
  4. Step 4: Simplify right side
    10,859.52x = 86,505,612.12
  5. Step 5: Solve for x
    x = 86,505,612.12/10,859.52
  6. Step 6: Final answer
    x = 7,965.88

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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.