Home / 3,451.79-5,201.98-3,123.17

Finding the Fourth Proportional to 3,451.79, 5,201.98 and 3,123.17

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Solution

The fourth proportional to 3,451.79, 5,201.98 and 3,123.17 is: 4,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.79 : 5,201.98 = 3,123.17 : x
  2. Step 2: Convert to fraction form
    3,451.79/5,201.98 = 3,123.17/x
  3. Step 3: Cross multiply
    3,451.79x = 5,201.98 × 3,123.17
  4. Step 4: Simplify right side
    3,451.79x = 16,246,684.79
  5. Step 5: Solve for x
    x = 16,246,684.79/3,451.79
  6. Step 6: Final answer
    x = 4,706.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.