Home / 5,006.72-7,508.16-2,665.44

Finding the Fourth Proportional to 5,006.72, 7,508.16 and 2,665.44

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Solution

The fourth proportional to 5,006.72, 7,508.16 and 2,665.44 is: 3,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.72 : 7,508.16 = 2,665.44 : x
  2. Step 2: Convert to fraction form
    5,006.72/7,508.16 = 2,665.44/x
  3. Step 3: Cross multiply
    5,006.72x = 7,508.16 × 2,665.44
  4. Step 4: Simplify right side
    5,006.72x = 20,012,549.99
  5. Step 5: Solve for x
    x = 20,012,549.99/5,006.72
  6. Step 6: Final answer
    x = 3,997.14

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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.