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Finding the Fourth Proportional to 5,692.32, 8,541.36 and 2,574.54

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Solution

The fourth proportional to 5,692.32, 8,541.36 and 2,574.54 is: 3,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.32 : 8,541.36 = 2,574.54 : x
  2. Step 2: Convert to fraction form
    5,692.32/8,541.36 = 2,574.54/x
  3. Step 3: Cross multiply
    5,692.32x = 8,541.36 × 2,574.54
  4. Step 4: Simplify right side
    5,692.32x = 21,990,072.97
  5. Step 5: Solve for x
    x = 21,990,072.97/5,692.32
  6. Step 6: Final answer
    x = 3,863.11

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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.