Home / 7,375.19-10,177.67-4,018.15

Finding the Fourth Proportional to 7,375.19, 10,177.67 and 4,018.15

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Solution

The fourth proportional to 7,375.19, 10,177.67 and 4,018.15 is: 5,544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.19 : 10,177.67 = 4,018.15 : x
  2. Step 2: Convert to fraction form
    7,375.19/10,177.67 = 4,018.15/x
  3. Step 3: Cross multiply
    7,375.19x = 10,177.67 × 4,018.15
  4. Step 4: Simplify right side
    7,375.19x = 40,895,389.31
  5. Step 5: Solve for x
    x = 40,895,389.31/7,375.19
  6. Step 6: Final answer
    x = 5,544.99

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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.