Home / 11,008.32-16,512.48-3,988.17

Finding the Fourth Proportional to 11,008.32, 16,512.48 and 3,988.17

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Solution

The fourth proportional to 11,008.32, 16,512.48 and 3,988.17 is: 5,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.32 : 16,512.48 = 3,988.17 : x
  2. Step 2: Convert to fraction form
    11,008.32/16,512.48 = 3,988.17/x
  3. Step 3: Cross multiply
    11,008.32x = 16,512.48 × 3,988.17
  4. Step 4: Simplify right side
    11,008.32x = 65,854,577.36
  5. Step 5: Solve for x
    x = 65,854,577.36/11,008.32
  6. Step 6: Final answer
    x = 5,982.26

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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.