Home / 8,100.28-12,151.08-2,256.94

Finding the Fourth Proportional to 8,100.28, 12,151.08 and 2,256.94

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Solution

The fourth proportional to 8,100.28, 12,151.08 and 2,256.94 is: 3,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.28 : 12,151.08 = 2,256.94 : x
  2. Step 2: Convert to fraction form
    8,100.28/12,151.08 = 2,256.94/x
  3. Step 3: Cross multiply
    8,100.28x = 12,151.08 × 2,256.94
  4. Step 4: Simplify right side
    8,100.28x = 27,424,258.50
  5. Step 5: Solve for x
    x = 27,424,258.50/8,100.28
  6. Step 6: Final answer
    x = 3,385.59

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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.