Home / 5,043.22-6,959.52-2,805.10

Finding the Fourth Proportional to 5,043.22, 6,959.52 and 2,805.10

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Solution

The fourth proportional to 5,043.22, 6,959.52 and 2,805.10 is: 3,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.22 : 6,959.52 = 2,805.10 : x
  2. Step 2: Convert to fraction form
    5,043.22/6,959.52 = 2,805.10/x
  3. Step 3: Cross multiply
    5,043.22x = 6,959.52 × 2,805.10
  4. Step 4: Simplify right side
    5,043.22x = 19,522,149.55
  5. Step 5: Solve for x
    x = 19,522,149.55/5,043.22
  6. Step 6: Final answer
    x = 3,870.97

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.