Home / 7,381.58-10,186.64-4,024.42

Finding the Fourth Proportional to 7,381.58, 10,186.64 and 4,024.42

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Solution

The fourth proportional to 7,381.58, 10,186.64 and 4,024.42 is: 5,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.58 : 10,186.64 = 4,024.42 : x
  2. Step 2: Convert to fraction form
    7,381.58/10,186.64 = 4,024.42/x
  3. Step 3: Cross multiply
    7,381.58x = 10,186.64 × 4,024.42
  4. Step 4: Simplify right side
    7,381.58x = 40,995,318.91
  5. Step 5: Solve for x
    x = 40,995,318.91/7,381.58
  6. Step 6: Final answer
    x = 5,553.73

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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.