Home / 7,306.21-10,957.29-3,145.29

Finding the Fourth Proportional to 7,306.21, 10,957.29 and 3,145.29

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Solution

The fourth proportional to 7,306.21, 10,957.29 and 3,145.29 is: 4,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.21 : 10,957.29 = 3,145.29 : x
  2. Step 2: Convert to fraction form
    7,306.21/10,957.29 = 3,145.29/x
  3. Step 3: Cross multiply
    7,306.21x = 10,957.29 × 3,145.29
  4. Step 4: Simplify right side
    7,306.21x = 34,463,854.66
  5. Step 5: Solve for x
    x = 34,463,854.66/7,306.21
  6. Step 6: Final answer
    x = 4,717.06

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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.