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Finding the Fourth Proportional to 4,897.01, 6,771.17 and 4,817.88

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Solution

The fourth proportional to 4,897.01, 6,771.17 and 4,817.88 is: 6,661.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.01 : 6,771.17 = 4,817.88 : x
  2. Step 2: Convert to fraction form
    4,897.01/6,771.17 = 4,817.88/x
  3. Step 3: Cross multiply
    4,897.01x = 6,771.17 × 4,817.88
  4. Step 4: Simplify right side
    4,897.01x = 32,622,660.43
  5. Step 5: Solve for x
    x = 32,622,660.43/4,897.01
  6. Step 6: Final answer
    x = 6,661.76

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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.