Home / 5,744.20-8,617.80-1,848.70

Finding the Fourth Proportional to 5,744.20, 8,617.80 and 1,848.70

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Solution

The fourth proportional to 5,744.20, 8,617.80 and 1,848.70 is: 2,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,744.20 : 8,617.80 = 1,848.70 : x
  2. Step 2: Convert to fraction form
    5,744.20/8,617.80 = 1,848.70/x
  3. Step 3: Cross multiply
    5,744.20x = 8,617.80 × 1,848.70
  4. Step 4: Simplify right side
    5,744.20x = 15,931,726.86
  5. Step 5: Solve for x
    x = 15,931,726.86/5,744.20
  6. Step 6: Final answer
    x = 2,773.53

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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.