Home / 11,250.61-16,875.90-3,458.41

Finding the Fourth Proportional to 11,250.61, 16,875.90 and 3,458.41

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Solution

The fourth proportional to 11,250.61, 16,875.90 and 3,458.41 is: 5,187.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.61 : 16,875.90 = 3,458.41 : x
  2. Step 2: Convert to fraction form
    11,250.61/16,875.90 = 3,458.41/x
  3. Step 3: Cross multiply
    11,250.61x = 16,875.90 × 3,458.41
  4. Step 4: Simplify right side
    11,250.61x = 58,363,781.32
  5. Step 5: Solve for x
    x = 58,363,781.32/11,250.61
  6. Step 6: Final answer
    x = 5,187.61

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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.