Home / 6,115.17-9,172.85-1,732.62

Finding the Fourth Proportional to 6,115.17, 9,172.85 and 1,732.62

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Solution

The fourth proportional to 6,115.17, 9,172.85 and 1,732.62 is: 2,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.17 : 9,172.85 = 1,732.62 : x
  2. Step 2: Convert to fraction form
    6,115.17/9,172.85 = 1,732.62/x
  3. Step 3: Cross multiply
    6,115.17x = 9,172.85 × 1,732.62
  4. Step 4: Simplify right side
    6,115.17x = 15,893,089.10
  5. Step 5: Solve for x
    x = 15,893,089.10/6,115.17
  6. Step 6: Final answer
    x = 2,598.96

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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.