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Finding the Fourth Proportional to 6,658.71, 9,994.23 and 3,374.10

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Solution

The fourth proportional to 6,658.71, 9,994.23 and 3,374.10 is: 5,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.71 : 9,994.23 = 3,374.10 : x
  2. Step 2: Convert to fraction form
    6,658.71/9,994.23 = 3,374.10/x
  3. Step 3: Cross multiply
    6,658.71x = 9,994.23 × 3,374.10
  4. Step 4: Simplify right side
    6,658.71x = 33,721,531.44
  5. Step 5: Solve for x
    x = 33,721,531.44/6,658.71
  6. Step 6: Final answer
    x = 5,064.27

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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.