Home / 5,690.27-8,528.40-2,569.38

Finding the Fourth Proportional to 5,690.27, 8,528.40 and 2,569.38

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Solution

The fourth proportional to 5,690.27, 8,528.40 and 2,569.38 is: 3,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.27 : 8,528.40 = 2,569.38 : x
  2. Step 2: Convert to fraction form
    5,690.27/8,528.40 = 2,569.38/x
  3. Step 3: Cross multiply
    5,690.27x = 8,528.40 × 2,569.38
  4. Step 4: Simplify right side
    5,690.27x = 21,912,700.39
  5. Step 5: Solve for x
    x = 21,912,700.39/5,690.27
  6. Step 6: Final answer
    x = 3,850.91

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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.