Home / 8,446.26-12,670.91-2,898.17

Finding the Fourth Proportional to 8,446.26, 12,670.91 and 2,898.17

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Solution

The fourth proportional to 8,446.26, 12,670.91 and 2,898.17 is: 4,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.26 : 12,670.91 = 2,898.17 : x
  2. Step 2: Convert to fraction form
    8,446.26/12,670.91 = 2,898.17/x
  3. Step 3: Cross multiply
    8,446.26x = 12,670.91 × 2,898.17
  4. Step 4: Simplify right side
    8,446.26x = 36,722,451.23
  5. Step 5: Solve for x
    x = 36,722,451.23/8,446.26
  6. Step 6: Final answer
    x = 4,347.78

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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.