Home / 7,375.29-10,178.76-4,391.10

Finding the Fourth Proportional to 7,375.29, 10,178.76 and 4,391.10

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Solution

The fourth proportional to 7,375.29, 10,178.76 and 4,391.10 is: 6,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.29 : 10,178.76 = 4,391.10 : x
  2. Step 2: Convert to fraction form
    7,375.29/10,178.76 = 4,391.10/x
  3. Step 3: Cross multiply
    7,375.29x = 10,178.76 × 4,391.10
  4. Step 4: Simplify right side
    7,375.29x = 44,695,953.04
  5. Step 5: Solve for x
    x = 44,695,953.04/7,375.29
  6. Step 6: Final answer
    x = 6,060.23

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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.