Home / 7,375.53-10,177.88-4,018.13

Finding the Fourth Proportional to 7,375.53, 10,177.88 and 4,018.13

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Solution

The fourth proportional to 7,375.53, 10,177.88 and 4,018.13 is: 5,544.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.53 : 10,177.88 = 4,018.13 : x
  2. Step 2: Convert to fraction form
    7,375.53/10,177.88 = 4,018.13/x
  3. Step 3: Cross multiply
    7,375.53x = 10,177.88 × 4,018.13
  4. Step 4: Simplify right side
    7,375.53x = 40,896,044.96
  5. Step 5: Solve for x
    x = 40,896,044.96/7,375.53
  6. Step 6: Final answer
    x = 5,544.83

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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.