Home / 5,545.60-8,310.76-2,428.22

Finding the Fourth Proportional to 5,545.60, 8,310.76 and 2,428.22

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Solution

The fourth proportional to 5,545.60, 8,310.76 and 2,428.22 is: 3,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.60 : 8,310.76 = 2,428.22 : x
  2. Step 2: Convert to fraction form
    5,545.60/8,310.76 = 2,428.22/x
  3. Step 3: Cross multiply
    5,545.60x = 8,310.76 × 2,428.22
  4. Step 4: Simplify right side
    5,545.60x = 20,180,315.13
  5. Step 5: Solve for x
    x = 20,180,315.13/5,545.60
  6. Step 6: Final answer
    x = 3,638.98

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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.