Home / 11,108.49-16,665.35-7,600.16

Finding the Fourth Proportional to 11,108.49, 16,665.35 and 7,600.16

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Solution

The fourth proportional to 11,108.49, 16,665.35 and 7,600.16 is: 11,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.49 : 16,665.35 = 7,600.16 : x
  2. Step 2: Convert to fraction form
    11,108.49/16,665.35 = 7,600.16/x
  3. Step 3: Cross multiply
    11,108.49x = 16,665.35 × 7,600.16
  4. Step 4: Simplify right side
    11,108.49x = 126,659,205.13
  5. Step 5: Solve for x
    x = 126,659,205.13/11,108.49
  6. Step 6: Final answer
    x = 11,402.02

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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.