Home / 5,545.79-7,653.11-3,027.90

Finding the Fourth Proportional to 5,545.79, 7,653.11 and 3,027.90

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Solution

The fourth proportional to 5,545.79, 7,653.11 and 3,027.90 is: 4,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.79 : 7,653.11 = 3,027.90 : x
  2. Step 2: Convert to fraction form
    5,545.79/7,653.11 = 3,027.90/x
  3. Step 3: Cross multiply
    5,545.79x = 7,653.11 × 3,027.90
  4. Step 4: Simplify right side
    5,545.79x = 23,172,851.77
  5. Step 5: Solve for x
    x = 23,172,851.77/5,545.79
  6. Step 6: Final answer
    x = 4,178.46

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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.