Home / 8,441.66-12,663.98-3,247.13

Finding the Fourth Proportional to 8,441.66, 12,663.98 and 3,247.13

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Solution

The fourth proportional to 8,441.66, 12,663.98 and 3,247.13 is: 4,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441.66 : 12,663.98 = 3,247.13 : x
  2. Step 2: Convert to fraction form
    8,441.66/12,663.98 = 3,247.13/x
  3. Step 3: Cross multiply
    8,441.66x = 12,663.98 × 3,247.13
  4. Step 4: Simplify right side
    8,441.66x = 41,121,573.14
  5. Step 5: Solve for x
    x = 41,121,573.14/8,441.66
  6. Step 6: Final answer
    x = 4,871.27

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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.