Home / 9,100.11-13,651.61-3,256.59

Finding the Fourth Proportional to 9,100.11, 13,651.61 and 3,256.59

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Solution

The fourth proportional to 9,100.11, 13,651.61 and 3,256.59 is: 4,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.11 : 13,651.61 = 3,256.59 : x
  2. Step 2: Convert to fraction form
    9,100.11/13,651.61 = 3,256.59/x
  3. Step 3: Cross multiply
    9,100.11x = 13,651.61 × 3,256.59
  4. Step 4: Simplify right side
    9,100.11x = 44,457,680.33
  5. Step 5: Solve for x
    x = 44,457,680.33/9,100.11
  6. Step 6: Final answer
    x = 4,885.40

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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.