Home / 1,740.18-2,610.14-644.04

Finding the Fourth Proportional to 1,740.18, 2,610.14 and 644.04

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Solution

The fourth proportional to 1,740.18, 2,610.14 and 644.04 is: 966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.18 : 2,610.14 = 644.04 : x
  2. Step 2: Convert to fraction form
    1,740.18/2,610.14 = 644.04/x
  3. Step 3: Cross multiply
    1,740.18x = 2,610.14 × 644.04
  4. Step 4: Simplify right side
    1,740.18x = 1,681,034.57
  5. Step 5: Solve for x
    x = 1,681,034.57/1,740.18
  6. Step 6: Final answer
    x = 966.01

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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.