Home / 5,770.91-8,671.99-3,140.36

Finding the Fourth Proportional to 5,770.91, 8,671.99 and 3,140.36

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Solution

The fourth proportional to 5,770.91, 8,671.99 and 3,140.36 is: 4,719.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,770.91 : 8,671.99 = 3,140.36 : x
  2. Step 2: Convert to fraction form
    5,770.91/8,671.99 = 3,140.36/x
  3. Step 3: Cross multiply
    5,770.91x = 8,671.99 × 3,140.36
  4. Step 4: Simplify right side
    5,770.91x = 27,233,119.31
  5. Step 5: Solve for x
    x = 27,233,119.31/5,770.91
  6. Step 6: Final answer
    x = 4,719.04

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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.