Home / 1,337.13-2,005.44-363.10

Finding the Fourth Proportional to 1,337.13, 2,005.44 and 363.10

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Solution

The fourth proportional to 1,337.13, 2,005.44 and 363.10 is: 544.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.13 : 2,005.44 = 363.10 : x
  2. Step 2: Convert to fraction form
    1,337.13/2,005.44 = 363.10/x
  3. Step 3: Cross multiply
    1,337.13x = 2,005.44 × 363.10
  4. Step 4: Simplify right side
    1,337.13x = 728,175.26
  5. Step 5: Solve for x
    x = 728,175.26/1,337.13
  6. Step 6: Final answer
    x = 544.58

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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.