Home / 12,350.89-17,044.16-6,685.60

Finding the Fourth Proportional to 12,350.89, 17,044.16 and 6,685.60

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Solution

The fourth proportional to 12,350.89, 17,044.16 and 6,685.60 is: 9,226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.89 : 17,044.16 = 6,685.60 : x
  2. Step 2: Convert to fraction form
    12,350.89/17,044.16 = 6,685.60/x
  3. Step 3: Cross multiply
    12,350.89x = 17,044.16 × 6,685.60
  4. Step 4: Simplify right side
    12,350.89x = 113,950,436.10
  5. Step 5: Solve for x
    x = 113,950,436.10/12,350.89
  6. Step 6: Final answer
    x = 9,226.09

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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.