Home / 5,545.57-8,318.76-1,745.89

Finding the Fourth Proportional to 5,545.57, 8,318.76 and 1,745.89

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Solution

The fourth proportional to 5,545.57, 8,318.76 and 1,745.89 is: 2,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.57 : 8,318.76 = 1,745.89 : x
  2. Step 2: Convert to fraction form
    5,545.57/8,318.76 = 1,745.89/x
  3. Step 3: Cross multiply
    5,545.57x = 8,318.76 × 1,745.89
  4. Step 4: Simplify right side
    5,545.57x = 14,523,612.55
  5. Step 5: Solve for x
    x = 14,523,612.55/5,545.57
  6. Step 6: Final answer
    x = 2,618.96

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1.5x scale

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.