Home / 7,381.17-10,186.18-4,024.15

Finding the Fourth Proportional to 7,381.17, 10,186.18 and 4,024.15

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Solution

The fourth proportional to 7,381.17, 10,186.18 and 4,024.15 is: 5,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.17 : 10,186.18 = 4,024.15 : x
  2. Step 2: Convert to fraction form
    7,381.17/10,186.18 = 4,024.15/x
  3. Step 3: Cross multiply
    7,381.17x = 10,186.18 × 4,024.15
  4. Step 4: Simplify right side
    7,381.17x = 40,990,680.72
  5. Step 5: Solve for x
    x = 40,990,680.72/7,381.17
  6. Step 6: Final answer
    x = 5,553.41

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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.