Home / 8,444.90-12,663.69-3,247.13

Finding the Fourth Proportional to 8,444.90, 12,663.69 and 3,247.13

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Solution

The fourth proportional to 8,444.90, 12,663.69 and 3,247.13 is: 4,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.90 : 12,663.69 = 3,247.13 : x
  2. Step 2: Convert to fraction form
    8,444.90/12,663.69 = 3,247.13/x
  3. Step 3: Cross multiply
    8,444.90x = 12,663.69 × 3,247.13
  4. Step 4: Simplify right side
    8,444.90x = 41,120,584.39
  5. Step 5: Solve for x
    x = 41,120,584.39/8,444.90
  6. Step 6: Final answer
    x = 4,869.28

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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.