Home / 8,851.38-13,278.99-2,927.97

Finding the Fourth Proportional to 8,851.38, 13,278.99 and 2,927.97

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Solution

The fourth proportional to 8,851.38, 13,278.99 and 2,927.97 is: 4,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.38 : 13,278.99 = 2,927.97 : x
  2. Step 2: Convert to fraction form
    8,851.38/13,278.99 = 2,927.97/x
  3. Step 3: Cross multiply
    8,851.38x = 13,278.99 × 2,927.97
  4. Step 4: Simplify right side
    8,851.38x = 38,880,484.35
  5. Step 5: Solve for x
    x = 38,880,484.35/8,851.38
  6. Step 6: Final answer
    x = 4,392.59

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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.