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Finding the Fourth Proportional to 5,252.52, 7,248.48 and 2,894.88

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Solution

The fourth proportional to 5,252.52, 7,248.48 and 2,894.88 is: 3,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.52 : 7,248.48 = 2,894.88 : x
  2. Step 2: Convert to fraction form
    5,252.52/7,248.48 = 2,894.88/x
  3. Step 3: Cross multiply
    5,252.52x = 7,248.48 × 2,894.88
  4. Step 4: Simplify right side
    5,252.52x = 20,983,479.78
  5. Step 5: Solve for x
    x = 20,983,479.78/5,252.52
  6. Step 6: Final answer
    x = 3,994.94

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1.5x scale

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.