Home / 5,106.68-7,049.90-3,436.86

Finding the Fourth Proportional to 5,106.68, 7,049.90 and 3,436.86

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Solution

The fourth proportional to 5,106.68, 7,049.90 and 3,436.86 is: 4,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.68 : 7,049.90 = 3,436.86 : x
  2. Step 2: Convert to fraction form
    5,106.68/7,049.90 = 3,436.86/x
  3. Step 3: Cross multiply
    5,106.68x = 7,049.90 × 3,436.86
  4. Step 4: Simplify right side
    5,106.68x = 24,229,545.53
  5. Step 5: Solve for x
    x = 24,229,545.53/5,106.68
  6. Step 6: Final answer
    x = 4,744.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.