Home / 7,306.29-10,082.07-4,120.37

Finding the Fourth Proportional to 7,306.29, 10,082.07 and 4,120.37

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Solution

The fourth proportional to 7,306.29, 10,082.07 and 4,120.37 is: 5,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.29 : 10,082.07 = 4,120.37 : x
  2. Step 2: Convert to fraction form
    7,306.29/10,082.07 = 4,120.37/x
  3. Step 3: Cross multiply
    7,306.29x = 10,082.07 × 4,120.37
  4. Step 4: Simplify right side
    7,306.29x = 41,541,846.16
  5. Step 5: Solve for x
    x = 41,541,846.16/7,306.29
  6. Step 6: Final answer
    x = 5,685.76

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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.