Home / 5,102.24-7,654.88-3,543.84

Finding the Fourth Proportional to 5,102.24, 7,654.88 and 3,543.84

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Solution

The fourth proportional to 5,102.24, 7,654.88 and 3,543.84 is: 5,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.24 : 7,654.88 = 3,543.84 : x
  2. Step 2: Convert to fraction form
    5,102.24/7,654.88 = 3,543.84/x
  3. Step 3: Cross multiply
    5,102.24x = 7,654.88 × 3,543.84
  4. Step 4: Simplify right side
    5,102.24x = 27,127,669.94
  5. Step 5: Solve for x
    x = 27,127,669.94/5,102.24
  6. Step 6: Final answer
    x = 5,316.82

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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.