Home / 11,248.76-16,874.81-4,227.72

Finding the Fourth Proportional to 11,248.76, 16,874.81 and 4,227.72

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Solution

The fourth proportional to 11,248.76, 16,874.81 and 4,227.72 is: 6,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.76 : 16,874.81 = 4,227.72 : x
  2. Step 2: Convert to fraction form
    11,248.76/16,874.81 = 4,227.72/x
  3. Step 3: Cross multiply
    11,248.76x = 16,874.81 × 4,227.72
  4. Step 4: Simplify right side
    11,248.76x = 71,341,950.59
  5. Step 5: Solve for x
    x = 71,341,950.59/11,248.76
  6. Step 6: Final answer
    x = 6,342.21

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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.