Home / 5,545.88-7,653.31-3,061.88

Finding the Fourth Proportional to 5,545.88, 7,653.31 and 3,061.88

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Solution

The fourth proportional to 5,545.88, 7,653.31 and 3,061.88 is: 4,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.88 : 7,653.31 = 3,061.88 : x
  2. Step 2: Convert to fraction form
    5,545.88/7,653.31 = 3,061.88/x
  3. Step 3: Cross multiply
    5,545.88x = 7,653.31 × 3,061.88
  4. Step 4: Simplify right side
    5,545.88x = 23,433,516.82
  5. Step 5: Solve for x
    x = 23,433,516.82/5,545.88
  6. Step 6: Final answer
    x = 4,225.39

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1.5x scale

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.