Home / 9,149.98-13,727.25-4,223.06

Finding the Fourth Proportional to 9,149.98, 13,727.25 and 4,223.06

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Solution

The fourth proportional to 9,149.98, 13,727.25 and 4,223.06 is: 6,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.98 : 13,727.25 = 4,223.06 : x
  2. Step 2: Convert to fraction form
    9,149.98/13,727.25 = 4,223.06/x
  3. Step 3: Cross multiply
    9,149.98x = 13,727.25 × 4,223.06
  4. Step 4: Simplify right side
    9,149.98x = 57,971,000.39
  5. Step 5: Solve for x
    x = 57,971,000.39/9,149.98
  6. Step 6: Final answer
    x = 6,335.65

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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.