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Finding the Fourth Proportional to 10,395.14, 15,599.04 and 5,468.30

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Solution

The fourth proportional to 10,395.14, 15,599.04 and 5,468.30 is: 8,205.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.14 : 15,599.04 = 5,468.30 : x
  2. Step 2: Convert to fraction form
    10,395.14/15,599.04 = 5,468.30/x
  3. Step 3: Cross multiply
    10,395.14x = 15,599.04 × 5,468.30
  4. Step 4: Simplify right side
    10,395.14x = 85,300,230.43
  5. Step 5: Solve for x
    x = 85,300,230.43/10,395.14
  6. Step 6: Final answer
    x = 8,205.78

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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.