Home / 5,267.61-7,902.14-2,345.85

Finding the Fourth Proportional to 5,267.61, 7,902.14 and 2,345.85

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Solution

The fourth proportional to 5,267.61, 7,902.14 and 2,345.85 is: 3,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.61 : 7,902.14 = 2,345.85 : x
  2. Step 2: Convert to fraction form
    5,267.61/7,902.14 = 2,345.85/x
  3. Step 3: Cross multiply
    5,267.61x = 7,902.14 × 2,345.85
  4. Step 4: Simplify right side
    5,267.61x = 18,537,223.39
  5. Step 5: Solve for x
    x = 18,537,223.39/5,267.61
  6. Step 6: Final answer
    x = 3,519.10

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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.