Home / 7,226.47-9,972.53-4,082.66

Finding the Fourth Proportional to 7,226.47, 9,972.53 and 4,082.66

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Solution

The fourth proportional to 7,226.47, 9,972.53 and 4,082.66 is: 5,634.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.47 : 9,972.53 = 4,082.66 : x
  2. Step 2: Convert to fraction form
    7,226.47/9,972.53 = 4,082.66/x
  3. Step 3: Cross multiply
    7,226.47x = 9,972.53 × 4,082.66
  4. Step 4: Simplify right side
    7,226.47x = 40,714,449.33
  5. Step 5: Solve for x
    x = 40,714,449.33/7,226.47
  6. Step 6: Final answer
    x = 5,634.07

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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.