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Finding the Fourth Proportional to 7,252.58, 10,863.07 and 4,479.95

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Solution

The fourth proportional to 7,252.58, 10,863.07 and 4,479.95 is: 6,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.58 : 10,863.07 = 4,479.95 : x
  2. Step 2: Convert to fraction form
    7,252.58/10,863.07 = 4,479.95/x
  3. Step 3: Cross multiply
    7,252.58x = 10,863.07 × 4,479.95
  4. Step 4: Simplify right side
    7,252.58x = 48,666,010.45
  5. Step 5: Solve for x
    x = 48,666,010.45/7,252.58
  6. Step 6: Final answer
    x = 6,710.17

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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.