Home / 11,248.71-16,874.61-4,228.44

Finding the Fourth Proportional to 11,248.71, 16,874.61 and 4,228.44

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Solution

The fourth proportional to 11,248.71, 16,874.61 and 4,228.44 is: 6,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.71 : 16,874.61 = 4,228.44 : x
  2. Step 2: Convert to fraction form
    11,248.71/16,874.61 = 4,228.44/x
  3. Step 3: Cross multiply
    11,248.71x = 16,874.61 × 4,228.44
  4. Step 4: Simplify right side
    11,248.71x = 71,353,275.91
  5. Step 5: Solve for x
    x = 71,353,275.91/11,248.71
  6. Step 6: Final answer
    x = 6,343.24

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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.