Home / 11,008.70-16,512.47-3,612.18

Finding the Fourth Proportional to 11,008.70, 16,512.47 and 3,612.18

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Solution

The fourth proportional to 11,008.70, 16,512.47 and 3,612.18 is: 5,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.70 : 16,512.47 = 3,612.18 : x
  2. Step 2: Convert to fraction form
    11,008.70/16,512.47 = 3,612.18/x
  3. Step 3: Cross multiply
    11,008.70x = 16,512.47 × 3,612.18
  4. Step 4: Simplify right side
    11,008.70x = 59,646,013.88
  5. Step 5: Solve for x
    x = 59,646,013.88/11,008.70
  6. Step 6: Final answer
    x = 5,418.08

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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.