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Finding the Fourth Proportional to 10,099.57, 15,149.13 and 2,704.03

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Solution

The fourth proportional to 10,099.57, 15,149.13 and 2,704.03 is: 4,055.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.57 : 15,149.13 = 2,704.03 : x
  2. Step 2: Convert to fraction form
    10,099.57/15,149.13 = 2,704.03/x
  3. Step 3: Cross multiply
    10,099.57x = 15,149.13 × 2,704.03
  4. Step 4: Simplify right side
    10,099.57x = 40,963,701.99
  5. Step 5: Solve for x
    x = 40,963,701.99/10,099.57
  6. Step 6: Final answer
    x = 4,055.98

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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.