Home / 7,375.41-10,178.17-4,018.25

Finding the Fourth Proportional to 7,375.41, 10,178.17 and 4,018.25

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Solution

The fourth proportional to 7,375.41, 10,178.17 and 4,018.25 is: 5,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.41 : 10,178.17 = 4,018.25 : x
  2. Step 2: Convert to fraction form
    7,375.41/10,178.17 = 4,018.25/x
  3. Step 3: Cross multiply
    7,375.41x = 10,178.17 × 4,018.25
  4. Step 4: Simplify right side
    7,375.41x = 40,898,447.00
  5. Step 5: Solve for x
    x = 40,898,447.00/7,375.41
  6. Step 6: Final answer
    x = 5,545.24

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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.