Home / 7,381.20-10,185.54-4,024.02

Finding the Fourth Proportional to 7,381.20, 10,185.54 and 4,024.02

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Solution

The fourth proportional to 7,381.20, 10,185.54 and 4,024.02 is: 5,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.20 : 10,185.54 = 4,024.02 : x
  2. Step 2: Convert to fraction form
    7,381.20/10,185.54 = 4,024.02/x
  3. Step 3: Cross multiply
    7,381.20x = 10,185.54 × 4,024.02
  4. Step 4: Simplify right side
    7,381.20x = 40,986,816.67
  5. Step 5: Solve for x
    x = 40,986,816.67/7,381.20
  6. Step 6: Final answer
    x = 5,552.87

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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.