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Finding the Fourth Proportional to 6,898.65, 10,347.42 and 2,517.09

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Solution

The fourth proportional to 6,898.65, 10,347.42 and 2,517.09 is: 3,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.65 : 10,347.42 = 2,517.09 : x
  2. Step 2: Convert to fraction form
    6,898.65/10,347.42 = 2,517.09/x
  3. Step 3: Cross multiply
    6,898.65x = 10,347.42 × 2,517.09
  4. Step 4: Simplify right side
    6,898.65x = 26,045,387.41
  5. Step 5: Solve for x
    x = 26,045,387.41/6,898.65
  6. Step 6: Final answer
    x = 3,775.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.