Home / 12,569.67-18,855.41-3,805.27

Finding the Fourth Proportional to 12,569.67, 18,855.41 and 3,805.27

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Solution

The fourth proportional to 12,569.67, 18,855.41 and 3,805.27 is: 5,708.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.67 : 18,855.41 = 3,805.27 : x
  2. Step 2: Convert to fraction form
    12,569.67/18,855.41 = 3,805.27/x
  3. Step 3: Cross multiply
    12,569.67x = 18,855.41 × 3,805.27
  4. Step 4: Simplify right side
    12,569.67x = 71,749,926.01
  5. Step 5: Solve for x
    x = 71,749,926.01/12,569.67
  6. Step 6: Final answer
    x = 5,708.18

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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.