Home / 3,640.11-5,460.13-1,043.04

Finding the Fourth Proportional to 3,640.11, 5,460.13 and 1,043.04

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Solution

The fourth proportional to 3,640.11, 5,460.13 and 1,043.04 is: 1,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.11 : 5,460.13 = 1,043.04 : x
  2. Step 2: Convert to fraction form
    3,640.11/5,460.13 = 1,043.04/x
  3. Step 3: Cross multiply
    3,640.11x = 5,460.13 × 1,043.04
  4. Step 4: Simplify right side
    3,640.11x = 5,695,134.00
  5. Step 5: Solve for x
    x = 5,695,134.00/3,640.11
  6. Step 6: Final answer
    x = 1,564.55

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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.