Home / 3,677.55-5,516.33-2,215.95

Finding the Fourth Proportional to 3,677.55, 5,516.33 and 2,215.95

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Solution

The fourth proportional to 3,677.55, 5,516.33 and 2,215.95 is: 3,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.55 : 5,516.33 = 2,215.95 : x
  2. Step 2: Convert to fraction form
    3,677.55/5,516.33 = 2,215.95/x
  3. Step 3: Cross multiply
    3,677.55x = 5,516.33 × 2,215.95
  4. Step 4: Simplify right side
    3,677.55x = 12,223,900.38
  5. Step 5: Solve for x
    x = 12,223,900.38/3,677.55
  6. Step 6: Final answer
    x = 3,323.93

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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.