Home / 8,849.18-12,207.30-6,190.76

Finding the Fourth Proportional to 8,849.18, 12,207.30 and 6,190.76

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Solution

The fourth proportional to 8,849.18, 12,207.30 and 6,190.76 is: 8,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.18 : 12,207.30 = 6,190.76 : x
  2. Step 2: Convert to fraction form
    8,849.18/12,207.30 = 6,190.76/x
  3. Step 3: Cross multiply
    8,849.18x = 12,207.30 × 6,190.76
  4. Step 4: Simplify right side
    8,849.18x = 75,572,464.55
  5. Step 5: Solve for x
    x = 75,572,464.55/8,849.18
  6. Step 6: Final answer
    x = 8,540.05

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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.