Home / 5,531.03-7,632.77-3,013.13

Finding the Fourth Proportional to 5,531.03, 7,632.77 and 3,013.13

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Solution

The fourth proportional to 5,531.03, 7,632.77 and 3,013.13 is: 4,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.03 : 7,632.77 = 3,013.13 : x
  2. Step 2: Convert to fraction form
    5,531.03/7,632.77 = 3,013.13/x
  3. Step 3: Cross multiply
    5,531.03x = 7,632.77 × 3,013.13
  4. Step 4: Simplify right side
    5,531.03x = 22,998,497.64
  5. Step 5: Solve for x
    x = 22,998,497.64/5,531.03
  6. Step 6: Final answer
    x = 4,158.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.