Home / 9,100.16-13,650.86-3,551.66

Finding the Fourth Proportional to 9,100.16, 13,650.86 and 3,551.66

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Solution

The fourth proportional to 9,100.16, 13,650.86 and 3,551.66 is: 5,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.16 : 13,650.86 = 3,551.66 : x
  2. Step 2: Convert to fraction form
    9,100.16/13,650.86 = 3,551.66/x
  3. Step 3: Cross multiply
    9,100.16x = 13,650.86 × 3,551.66
  4. Step 4: Simplify right side
    9,100.16x = 48,483,213.43
  5. Step 5: Solve for x
    x = 48,483,213.43/9,100.16
  6. Step 6: Final answer
    x = 5,327.73

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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.