Home / 8,961.22-13,444.91-5,266.54

Finding the Fourth Proportional to 8,961.22, 13,444.91 and 5,266.54

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Solution

The fourth proportional to 8,961.22, 13,444.91 and 5,266.54 is: 7,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.22 : 13,444.91 = 5,266.54 : x
  2. Step 2: Convert to fraction form
    8,961.22/13,444.91 = 5,266.54/x
  3. Step 3: Cross multiply
    8,961.22x = 13,444.91 × 5,266.54
  4. Step 4: Simplify right side
    8,961.22x = 70,808,062.75
  5. Step 5: Solve for x
    x = 70,808,062.75/8,961.22
  6. Step 6: Final answer
    x = 7,901.61

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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.