Home / 7,306.29-10,958.24-3,145.18

Finding the Fourth Proportional to 7,306.29, 10,958.24 and 3,145.18

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Solution

The fourth proportional to 7,306.29, 10,958.24 and 3,145.18 is: 4,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.29 : 10,958.24 = 3,145.18 : x
  2. Step 2: Convert to fraction form
    7,306.29/10,958.24 = 3,145.18/x
  3. Step 3: Cross multiply
    7,306.29x = 10,958.24 × 3,145.18
  4. Step 4: Simplify right side
    7,306.29x = 34,465,620.61
  5. Step 5: Solve for x
    x = 34,465,620.61/7,306.29
  6. Step 6: Final answer
    x = 4,717.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.