Home / 8,849.22-12,207.84-5,306.28

Finding the Fourth Proportional to 8,849.22, 12,207.84 and 5,306.28

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Solution

The fourth proportional to 8,849.22, 12,207.84 and 5,306.28 is: 7,320.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.22 : 12,207.84 = 5,306.28 : x
  2. Step 2: Convert to fraction form
    8,849.22/12,207.84 = 5,306.28/x
  3. Step 3: Cross multiply
    8,849.22x = 12,207.84 × 5,306.28
  4. Step 4: Simplify right side
    8,849.22x = 64,778,217.24
  5. Step 5: Solve for x
    x = 64,778,217.24/8,849.22
  6. Step 6: Final answer
    x = 7,320.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.