Home / 7,788.45-10,748.00-4,251.66

Finding the Fourth Proportional to 7,788.45, 10,748.00 and 4,251.66

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Solution

The fourth proportional to 7,788.45, 10,748.00 and 4,251.66 is: 5,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.45 : 10,748.00 = 4,251.66 : x
  2. Step 2: Convert to fraction form
    7,788.45/10,748.00 = 4,251.66/x
  3. Step 3: Cross multiply
    7,788.45x = 10,748.00 × 4,251.66
  4. Step 4: Simplify right side
    7,788.45x = 45,696,812.00
  5. Step 5: Solve for x
    x = 45,696,812.00/7,788.45
  6. Step 6: Final answer
    x = 5,867.26

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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.