Home / 4,886.20-6,742.94-2,648.13

Finding the Fourth Proportional to 4,886.20, 6,742.94 and 2,648.13

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Solution

The fourth proportional to 4,886.20, 6,742.94 and 2,648.13 is: 3,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.20 : 6,742.94 = 2,648.13 : x
  2. Step 2: Convert to fraction form
    4,886.20/6,742.94 = 2,648.13/x
  3. Step 3: Cross multiply
    4,886.20x = 6,742.94 × 2,648.13
  4. Step 4: Simplify right side
    4,886.20x = 17,856,188.32
  5. Step 5: Solve for x
    x = 17,856,188.32/4,886.20
  6. Step 6: Final answer
    x = 3,654.41

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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.