Home / 7,377.13-10,179.25-4,392.87

Finding the Fourth Proportional to 7,377.13, 10,179.25 and 4,392.87

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Solution

The fourth proportional to 7,377.13, 10,179.25 and 4,392.87 is: 6,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.13 : 10,179.25 = 4,392.87 : x
  2. Step 2: Convert to fraction form
    7,377.13/10,179.25 = 4,392.87/x
  3. Step 3: Cross multiply
    7,377.13x = 10,179.25 × 4,392.87
  4. Step 4: Simplify right side
    7,377.13x = 44,716,121.95
  5. Step 5: Solve for x
    x = 44,716,121.95/7,377.13
  6. Step 6: Final answer
    x = 6,061.45

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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.