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Finding the Fourth Proportional to 10,366.10, 15,532.05 and 5,975.90

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Solution

The fourth proportional to 10,366.10, 15,532.05 and 5,975.90 is: 8,953.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.10 : 15,532.05 = 5,975.90 : x
  2. Step 2: Convert to fraction form
    10,366.10/15,532.05 = 5,975.90/x
  3. Step 3: Cross multiply
    10,366.10x = 15,532.05 × 5,975.90
  4. Step 4: Simplify right side
    10,366.10x = 92,817,977.60
  5. Step 5: Solve for x
    x = 92,817,977.60/10,366.10
  6. Step 6: Final answer
    x = 8,953.99

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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.