Home / 7,331.49-10,115.08-4,144.48

Finding the Fourth Proportional to 7,331.49, 10,115.08 and 4,144.48

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Solution

The fourth proportional to 7,331.49, 10,115.08 and 4,144.48 is: 5,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.49 : 10,115.08 = 4,144.48 : x
  2. Step 2: Convert to fraction form
    7,331.49/10,115.08 = 4,144.48/x
  3. Step 3: Cross multiply
    7,331.49x = 10,115.08 × 4,144.48
  4. Step 4: Simplify right side
    7,331.49x = 41,921,711.11
  5. Step 5: Solve for x
    x = 41,921,711.11/7,331.49
  6. Step 6: Final answer
    x = 5,718.03

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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.