Home / 2,252.16-3,108.64-1,424.64

Finding the Fourth Proportional to 2,252.16, 3,108.64 and 1,424.64

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Solution

The fourth proportional to 2,252.16, 3,108.64 and 1,424.64 is: 1,966.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.16 : 3,108.64 = 1,424.64 : x
  2. Step 2: Convert to fraction form
    2,252.16/3,108.64 = 1,424.64/x
  3. Step 3: Cross multiply
    2,252.16x = 3,108.64 × 1,424.64
  4. Step 4: Simplify right side
    2,252.16x = 4,428,692.89
  5. Step 5: Solve for x
    x = 4,428,692.89/2,252.16
  6. Step 6: Final answer
    x = 1,966.42

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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.