Home / 5,545.92-7,655.86-3,658.62

Finding the Fourth Proportional to 5,545.92, 7,655.86 and 3,658.62

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Solution

The fourth proportional to 5,545.92, 7,655.86 and 3,658.62 is: 5,050.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.92 : 7,655.86 = 3,658.62 : x
  2. Step 2: Convert to fraction form
    5,545.92/7,655.86 = 3,658.62/x
  3. Step 3: Cross multiply
    5,545.92x = 7,655.86 × 3,658.62
  4. Step 4: Simplify right side
    5,545.92x = 28,009,835.09
  5. Step 5: Solve for x
    x = 28,009,835.09/5,545.92
  6. Step 6: Final answer
    x = 5,050.53

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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.