Home / 3,718.85-5,574.38-1,252.82

Finding the Fourth Proportional to 3,718.85, 5,574.38 and 1,252.82

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Solution

The fourth proportional to 3,718.85, 5,574.38 and 1,252.82 is: 1,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.85 : 5,574.38 = 1,252.82 : x
  2. Step 2: Convert to fraction form
    3,718.85/5,574.38 = 1,252.82/x
  3. Step 3: Cross multiply
    3,718.85x = 5,574.38 × 1,252.82
  4. Step 4: Simplify right side
    3,718.85x = 6,983,679.88
  5. Step 5: Solve for x
    x = 6,983,679.88/3,718.85
  6. Step 6: Final answer
    x = 1,877.91

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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.