Home / 10,607.28-15,905.52-5,336.64

Finding the Fourth Proportional to 10,607.28, 15,905.52 and 5,336.64

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Solution

The fourth proportional to 10,607.28, 15,905.52 and 5,336.64 is: 8,002.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.28 : 15,905.52 = 5,336.64 : x
  2. Step 2: Convert to fraction form
    10,607.28/15,905.52 = 5,336.64/x
  3. Step 3: Cross multiply
    10,607.28x = 15,905.52 × 5,336.64
  4. Step 4: Simplify right side
    10,607.28x = 84,882,034.25
  5. Step 5: Solve for x
    x = 84,882,034.25/10,607.28
  6. Step 6: Final answer
    x = 8,002.24

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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.