Home / 8,586.11-12,881.63-4,204.85

Finding the Fourth Proportional to 8,586.11, 12,881.63 and 4,204.85

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Solution

The fourth proportional to 8,586.11, 12,881.63 and 4,204.85 is: 6,308.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.11 : 12,881.63 = 4,204.85 : x
  2. Step 2: Convert to fraction form
    8,586.11/12,881.63 = 4,204.85/x
  3. Step 3: Cross multiply
    8,586.11x = 12,881.63 × 4,204.85
  4. Step 4: Simplify right side
    8,586.11x = 54,165,300.88
  5. Step 5: Solve for x
    x = 54,165,300.88/8,586.11
  6. Step 6: Final answer
    x = 6,308.48

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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.