Home / 3,636.80-5,458.24-2,545.92

Finding the Fourth Proportional to 3,636.80, 5,458.24 and 2,545.92

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Solution

The fourth proportional to 3,636.80, 5,458.24 and 2,545.92 is: 3,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.80 : 5,458.24 = 2,545.92 : x
  2. Step 2: Convert to fraction form
    3,636.80/5,458.24 = 2,545.92/x
  3. Step 3: Cross multiply
    3,636.80x = 5,458.24 × 2,545.92
  4. Step 4: Simplify right side
    3,636.80x = 13,896,242.38
  5. Step 5: Solve for x
    x = 13,896,242.38/3,636.80
  6. Step 6: Final answer
    x = 3,821.01

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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.