Home / 5,252.88-7,248.52-2,894.64

Finding the Fourth Proportional to 5,252.88, 7,248.52 and 2,894.64

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Solution

The fourth proportional to 5,252.88, 7,248.52 and 2,894.64 is: 3,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.88 : 7,248.52 = 2,894.64 : x
  2. Step 2: Convert to fraction form
    5,252.88/7,248.52 = 2,894.64/x
  3. Step 3: Cross multiply
    5,252.88x = 7,248.52 × 2,894.64
  4. Step 4: Simplify right side
    5,252.88x = 20,981,855.93
  5. Step 5: Solve for x
    x = 20,981,855.93/5,252.88
  6. Step 6: Final answer
    x = 3,994.35

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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.