Home / 3,006.31-4,508.85-1,156.79

Finding the Fourth Proportional to 3,006.31, 4,508.85 and 1,156.79

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Solution

The fourth proportional to 3,006.31, 4,508.85 and 1,156.79 is: 1,734.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.31 : 4,508.85 = 1,156.79 : x
  2. Step 2: Convert to fraction form
    3,006.31/4,508.85 = 1,156.79/x
  3. Step 3: Cross multiply
    3,006.31x = 4,508.85 × 1,156.79
  4. Step 4: Simplify right side
    3,006.31x = 5,215,792.59
  5. Step 5: Solve for x
    x = 5,215,792.59/3,006.31
  6. Step 6: Final answer
    x = 1,734.95

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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.