Home / 5,261.50-7,890.04-2,337.82

Finding the Fourth Proportional to 5,261.50, 7,890.04 and 2,337.82

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Solution

The fourth proportional to 5,261.50, 7,890.04 and 2,337.82 is: 3,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.50 : 7,890.04 = 2,337.82 : x
  2. Step 2: Convert to fraction form
    5,261.50/7,890.04 = 2,337.82/x
  3. Step 3: Cross multiply
    5,261.50x = 7,890.04 × 2,337.82
  4. Step 4: Simplify right side
    5,261.50x = 18,445,493.31
  5. Step 5: Solve for x
    x = 18,445,493.31/5,261.50
  6. Step 6: Final answer
    x = 3,505.75

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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.