Home / 7,381.90-10,186.77-4,024.66

Finding the Fourth Proportional to 7,381.90, 10,186.77 and 4,024.66

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Solution

The fourth proportional to 7,381.90, 10,186.77 and 4,024.66 is: 5,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.90 : 10,186.77 = 4,024.66 : x
  2. Step 2: Convert to fraction form
    7,381.90/10,186.77 = 4,024.66/x
  3. Step 3: Cross multiply
    7,381.90x = 10,186.77 × 4,024.66
  4. Step 4: Simplify right side
    7,381.90x = 40,998,285.75
  5. Step 5: Solve for x
    x = 40,998,285.75/7,381.90
  6. Step 6: Final answer
    x = 5,553.89

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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.