Home / 7,149.38-10,724.06-3,045.38

Finding the Fourth Proportional to 7,149.38, 10,724.06 and 3,045.38

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Solution

The fourth proportional to 7,149.38, 10,724.06 and 3,045.38 is: 4,568.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149.38 : 10,724.06 = 3,045.38 : x
  2. Step 2: Convert to fraction form
    7,149.38/10,724.06 = 3,045.38/x
  3. Step 3: Cross multiply
    7,149.38x = 10,724.06 × 3,045.38
  4. Step 4: Simplify right side
    7,149.38x = 32,658,791.84
  5. Step 5: Solve for x
    x = 32,658,791.84/7,149.38
  6. Step 6: Final answer
    x = 4,568.06

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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.