Home / 8,851.54-13,279.27-2,930.28

Finding the Fourth Proportional to 8,851.54, 13,279.27 and 2,930.28

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Solution

The fourth proportional to 8,851.54, 13,279.27 and 2,930.28 is: 4,396.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.54 : 13,279.27 = 2,930.28 : x
  2. Step 2: Convert to fraction form
    8,851.54/13,279.27 = 2,930.28/x
  3. Step 3: Cross multiply
    8,851.54x = 13,279.27 × 2,930.28
  4. Step 4: Simplify right side
    8,851.54x = 38,911,979.30
  5. Step 5: Solve for x
    x = 38,911,979.30/8,851.54
  6. Step 6: Final answer
    x = 4,396.07

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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.