Home / 3,750.18-5,621.63-2,517.91

Finding the Fourth Proportional to 3,750.18, 5,621.63 and 2,517.91

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Solution

The fourth proportional to 3,750.18, 5,621.63 and 2,517.91 is: 3,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.18 : 5,621.63 = 2,517.91 : x
  2. Step 2: Convert to fraction form
    3,750.18/5,621.63 = 2,517.91/x
  3. Step 3: Cross multiply
    3,750.18x = 5,621.63 × 2,517.91
  4. Step 4: Simplify right side
    3,750.18x = 14,154,758.39
  5. Step 5: Solve for x
    x = 14,154,758.39/3,750.18
  6. Step 6: Final answer
    x = 3,774.42

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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.