Home / 5,280.13-7,296.20-5,023.90

Finding the Fourth Proportional to 5,280.13, 7,296.20 and 5,023.90

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Solution

The fourth proportional to 5,280.13, 7,296.20 and 5,023.90 is: 6,942.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.13 : 7,296.20 = 5,023.90 : x
  2. Step 2: Convert to fraction form
    5,280.13/7,296.20 = 5,023.90/x
  3. Step 3: Cross multiply
    5,280.13x = 7,296.20 × 5,023.90
  4. Step 4: Simplify right side
    5,280.13x = 36,655,379.18
  5. Step 5: Solve for x
    x = 36,655,379.18/5,280.13
  6. Step 6: Final answer
    x = 6,942.14

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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.