Home / 5,003.67-7,505.79-1,306.02

Finding the Fourth Proportional to 5,003.67, 7,505.79 and 1,306.02

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Solution

The fourth proportional to 5,003.67, 7,505.79 and 1,306.02 is: 1,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.67 : 7,505.79 = 1,306.02 : x
  2. Step 2: Convert to fraction form
    5,003.67/7,505.79 = 1,306.02/x
  3. Step 3: Cross multiply
    5,003.67x = 7,505.79 × 1,306.02
  4. Step 4: Simplify right side
    5,003.67x = 9,802,711.86
  5. Step 5: Solve for x
    x = 9,802,711.86/5,003.67
  6. Step 6: Final answer
    x = 1,959.10

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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.