Home / 5,569.08-7,685.19-3,211.44

Finding the Fourth Proportional to 5,569.08, 7,685.19 and 3,211.44

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Solution

The fourth proportional to 5,569.08, 7,685.19 and 3,211.44 is: 4,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.08 : 7,685.19 = 3,211.44 : x
  2. Step 2: Convert to fraction form
    5,569.08/7,685.19 = 3,211.44/x
  3. Step 3: Cross multiply
    5,569.08x = 7,685.19 × 3,211.44
  4. Step 4: Simplify right side
    5,569.08x = 24,680,526.57
  5. Step 5: Solve for x
    x = 24,680,526.57/5,569.08
  6. Step 6: Final answer
    x = 4,431.71

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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.