Home / 7,381.85-10,186.75-4,024.73

Finding the Fourth Proportional to 7,381.85, 10,186.75 and 4,024.73

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Solution

The fourth proportional to 7,381.85, 10,186.75 and 4,024.73 is: 5,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.85 : 10,186.75 = 4,024.73 : x
  2. Step 2: Convert to fraction form
    7,381.85/10,186.75 = 4,024.73/x
  3. Step 3: Cross multiply
    7,381.85x = 10,186.75 × 4,024.73
  4. Step 4: Simplify right side
    7,381.85x = 40,998,918.33
  5. Step 5: Solve for x
    x = 40,998,918.33/7,381.85
  6. Step 6: Final answer
    x = 5,554.02

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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.