Home / 8,560.91-12,842.58-3,013.62

Finding the Fourth Proportional to 8,560.91, 12,842.58 and 3,013.62

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Solution

The fourth proportional to 8,560.91, 12,842.58 and 3,013.62 is: 4,520.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.91 : 12,842.58 = 3,013.62 : x
  2. Step 2: Convert to fraction form
    8,560.91/12,842.58 = 3,013.62/x
  3. Step 3: Cross multiply
    8,560.91x = 12,842.58 × 3,013.62
  4. Step 4: Simplify right side
    8,560.91x = 38,702,655.94
  5. Step 5: Solve for x
    x = 38,702,655.94/8,560.91
  6. Step 6: Final answer
    x = 4,520.86

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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.