Home / 7,375.16-10,177.61-4,018.02

Finding the Fourth Proportional to 7,375.16, 10,177.61 and 4,018.02

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Solution

The fourth proportional to 7,375.16, 10,177.61 and 4,018.02 is: 5,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.16 : 10,177.61 = 4,018.02 : x
  2. Step 2: Convert to fraction form
    7,375.16/10,177.61 = 4,018.02/x
  3. Step 3: Cross multiply
    7,375.16x = 10,177.61 × 4,018.02
  4. Step 4: Simplify right side
    7,375.16x = 40,893,769.55
  5. Step 5: Solve for x
    x = 40,893,769.55/7,375.16
  6. Step 6: Final answer
    x = 5,544.80

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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.