Home / 5,732.28-8,581.40-3,127.32

Finding the Fourth Proportional to 5,732.28, 8,581.40 and 3,127.32

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Solution

The fourth proportional to 5,732.28, 8,581.40 and 3,127.32 is: 4,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.28 : 8,581.40 = 3,127.32 : x
  2. Step 2: Convert to fraction form
    5,732.28/8,581.40 = 3,127.32/x
  3. Step 3: Cross multiply
    5,732.28x = 8,581.40 × 3,127.32
  4. Step 4: Simplify right side
    5,732.28x = 26,836,768.21
  5. Step 5: Solve for x
    x = 26,836,768.21/5,732.28
  6. Step 6: Final answer
    x = 4,681.69

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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.