Home / 11,254.48-16,881.60-4,234.18

Finding the Fourth Proportional to 11,254.48, 16,881.60 and 4,234.18

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Solution

The fourth proportional to 11,254.48, 16,881.60 and 4,234.18 is: 6,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.48 : 16,881.60 = 4,234.18 : x
  2. Step 2: Convert to fraction form
    11,254.48/16,881.60 = 4,234.18/x
  3. Step 3: Cross multiply
    11,254.48x = 16,881.60 × 4,234.18
  4. Step 4: Simplify right side
    11,254.48x = 71,479,733.09
  5. Step 5: Solve for x
    x = 71,479,733.09/11,254.48
  6. Step 6: Final answer
    x = 6,351.22

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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.