Home / 7,387.68-10,195.11-4,362.87

Finding the Fourth Proportional to 7,387.68, 10,195.11 and 4,362.87

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Solution

The fourth proportional to 7,387.68, 10,195.11 and 4,362.87 is: 6,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.68 : 10,195.11 = 4,362.87 : x
  2. Step 2: Convert to fraction form
    7,387.68/10,195.11 = 4,362.87/x
  3. Step 3: Cross multiply
    7,387.68x = 10,195.11 × 4,362.87
  4. Step 4: Simplify right side
    7,387.68x = 44,479,939.57
  5. Step 5: Solve for x
    x = 44,479,939.57/7,387.68
  6. Step 6: Final answer
    x = 6,020.83

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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.