Home / 4,886.33-6,743.07-2,648.21

Finding the Fourth Proportional to 4,886.33, 6,743.07 and 2,648.21

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Solution

The fourth proportional to 4,886.33, 6,743.07 and 2,648.21 is: 3,654.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.33 : 6,743.07 = 2,648.21 : x
  2. Step 2: Convert to fraction form
    4,886.33/6,743.07 = 2,648.21/x
  3. Step 3: Cross multiply
    4,886.33x = 6,743.07 × 2,648.21
  4. Step 4: Simplify right side
    4,886.33x = 17,857,031.69
  5. Step 5: Solve for x
    x = 17,857,031.69/4,886.33
  6. Step 6: Final answer
    x = 3,654.49

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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.