Home / 3,436.92-5,158.11-1,246.27

Finding the Fourth Proportional to 3,436.92, 5,158.11 and 1,246.27

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Solution

The fourth proportional to 3,436.92, 5,158.11 and 1,246.27 is: 1,870.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.92 : 5,158.11 = 1,246.27 : x
  2. Step 2: Convert to fraction form
    3,436.92/5,158.11 = 1,246.27/x
  3. Step 3: Cross multiply
    3,436.92x = 5,158.11 × 1,246.27
  4. Step 4: Simplify right side
    3,436.92x = 6,428,397.75
  5. Step 5: Solve for x
    x = 6,428,397.75/3,436.92
  6. Step 6: Final answer
    x = 1,870.39

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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.