Home / 4,142.87-5,717.18-2,374.58

Finding the Fourth Proportional to 4,142.87, 5,717.18 and 2,374.58

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Solution

The fourth proportional to 4,142.87, 5,717.18 and 2,374.58 is: 3,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.87 : 5,717.18 = 2,374.58 : x
  2. Step 2: Convert to fraction form
    4,142.87/5,717.18 = 2,374.58/x
  3. Step 3: Cross multiply
    4,142.87x = 5,717.18 × 2,374.58
  4. Step 4: Simplify right side
    4,142.87x = 13,575,901.28
  5. Step 5: Solve for x
    x = 13,575,901.28/4,142.87
  6. Step 6: Final answer
    x = 3,276.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.