Home / 1,711.03-2,566.05-614.80

Finding the Fourth Proportional to 1,711.03, 2,566.05 and 614.80

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Solution

The fourth proportional to 1,711.03, 2,566.05 and 614.80 is: 922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.03 : 2,566.05 = 614.80 : x
  2. Step 2: Convert to fraction form
    1,711.03/2,566.05 = 614.80/x
  3. Step 3: Cross multiply
    1,711.03x = 2,566.05 × 614.80
  4. Step 4: Simplify right side
    1,711.03x = 1,577,607.54
  5. Step 5: Solve for x
    x = 1,577,607.54/1,711.03
  6. Step 6: Final answer
    x = 922.02

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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.