Home / 4,886.60-6,743.52-2,648.48

Finding the Fourth Proportional to 4,886.60, 6,743.52 and 2,648.48

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Solution

The fourth proportional to 4,886.60, 6,743.52 and 2,648.48 is: 3,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.60 : 6,743.52 = 2,648.48 : x
  2. Step 2: Convert to fraction form
    4,886.60/6,743.52 = 2,648.48/x
  3. Step 3: Cross multiply
    4,886.60x = 6,743.52 × 2,648.48
  4. Step 4: Simplify right side
    4,886.60x = 17,860,064.79
  5. Step 5: Solve for x
    x = 17,860,064.79/4,886.60
  6. Step 6: Final answer
    x = 3,654.90

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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.