Home / 11,240.83-15,512.25-6,205.05

Finding the Fourth Proportional to 11,240.83, 15,512.25 and 6,205.05

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Solution

The fourth proportional to 11,240.83, 15,512.25 and 6,205.05 is: 8,562.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.83 : 15,512.25 = 6,205.05 : x
  2. Step 2: Convert to fraction form
    11,240.83/15,512.25 = 6,205.05/x
  3. Step 3: Cross multiply
    11,240.83x = 15,512.25 × 6,205.05
  4. Step 4: Simplify right side
    11,240.83x = 96,254,251.96
  5. Step 5: Solve for x
    x = 96,254,251.96/11,240.83
  6. Step 6: Final answer
    x = 8,562.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.