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Finding the Fourth Proportional to 7,252.65, 10,882.89 and 4,788.63

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Solution

The fourth proportional to 7,252.65, 10,882.89 and 4,788.63 is: 7,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.65 : 10,882.89 = 4,788.63 : x
  2. Step 2: Convert to fraction form
    7,252.65/10,882.89 = 4,788.63/x
  3. Step 3: Cross multiply
    7,252.65x = 10,882.89 × 4,788.63
  4. Step 4: Simplify right side
    7,252.65x = 52,114,133.54
  5. Step 5: Solve for x
    x = 52,114,133.54/7,252.65
  6. Step 6: Final answer
    x = 7,185.53

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1.5x scale

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.