Home / 3,609.32-5,414.00-1,143.95

Finding the Fourth Proportional to 3,609.32, 5,414.00 and 1,143.95

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Solution

The fourth proportional to 3,609.32, 5,414.00 and 1,143.95 is: 1,715.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.32 : 5,414.00 = 1,143.95 : x
  2. Step 2: Convert to fraction form
    3,609.32/5,414.00 = 1,143.95/x
  3. Step 3: Cross multiply
    3,609.32x = 5,414.00 × 1,143.95
  4. Step 4: Simplify right side
    3,609.32x = 6,193,312.51
  5. Step 5: Solve for x
    x = 6,193,312.51/3,609.32
  6. Step 6: Final answer
    x = 1,715.92

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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.