Home / 8,851.28-13,276.89-2,276.91

Finding the Fourth Proportional to 8,851.28, 13,276.89 and 2,276.91

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Solution

The fourth proportional to 8,851.28, 13,276.89 and 2,276.91 is: 3,415.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.28 : 13,276.89 = 2,276.91 : x
  2. Step 2: Convert to fraction form
    8,851.28/13,276.89 = 2,276.91/x
  3. Step 3: Cross multiply
    8,851.28x = 13,276.89 × 2,276.91
  4. Step 4: Simplify right side
    8,851.28x = 30,230,283.61
  5. Step 5: Solve for x
    x = 30,230,283.61/8,851.28
  6. Step 6: Final answer
    x = 3,415.36

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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.