Home / 3,710.79-5,566.38-2,667.90

Finding the Fourth Proportional to 3,710.79, 5,566.38 and 2,667.90

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Solution

The fourth proportional to 3,710.79, 5,566.38 and 2,667.90 is: 4,001.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.79 : 5,566.38 = 2,667.90 : x
  2. Step 2: Convert to fraction form
    3,710.79/5,566.38 = 2,667.90/x
  3. Step 3: Cross multiply
    3,710.79x = 5,566.38 × 2,667.90
  4. Step 4: Simplify right side
    3,710.79x = 14,850,545.20
  5. Step 5: Solve for x
    x = 14,850,545.20/3,710.79
  6. Step 6: Final answer
    x = 4,001.99

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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.