Home / 3,149.28-4,729.86-3,011.04

Finding the Fourth Proportional to 3,149.28, 4,729.86 and 3,011.04

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Solution

The fourth proportional to 3,149.28, 4,729.86 and 3,011.04 is: 4,522.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.28 : 4,729.86 = 3,011.04 : x
  2. Step 2: Convert to fraction form
    3,149.28/4,729.86 = 3,011.04/x
  3. Step 3: Cross multiply
    3,149.28x = 4,729.86 × 3,011.04
  4. Step 4: Simplify right side
    3,149.28x = 14,241,797.65
  5. Step 5: Solve for x
    x = 14,241,797.65/3,149.28
  6. Step 6: Final answer
    x = 4,522.24

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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.