Home / 3,167.76-4,753.26-1,436.16

Finding the Fourth Proportional to 3,167.76, 4,753.26 and 1,436.16

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Solution

The fourth proportional to 3,167.76, 4,753.26 and 1,436.16 is: 2,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.76 : 4,753.26 = 1,436.16 : x
  2. Step 2: Convert to fraction form
    3,167.76/4,753.26 = 1,436.16/x
  3. Step 3: Cross multiply
    3,167.76x = 4,753.26 × 1,436.16
  4. Step 4: Simplify right side
    3,167.76x = 6,826,441.88
  5. Step 5: Solve for x
    x = 6,826,441.88/3,167.76
  6. Step 6: Final answer
    x = 2,154.97

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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.