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Finding the Fourth Proportional to 4,897, 6,757.86 and 2,801.08

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Solution

The fourth proportional to 4,897, 6,757.86 and 2,801.08 is: 3,865.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897 : 6,757.86 = 2,801.08 : x
  2. Step 2: Convert to fraction form
    4,897/6,757.86 = 2,801.08/x
  3. Step 3: Cross multiply
    4,897x = 6,757.86 × 2,801.08
  4. Step 4: Simplify right side
    4,897x = 18,929,306.49
  5. Step 5: Solve for x
    x = 18,929,306.49/4,897
  6. Step 6: Final answer
    x = 3,865.49

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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.