Home / 10,366.17-15,536.79-3,788.79

Finding the Fourth Proportional to 10,366.17, 15,536.79 and 3,788.79

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Solution

The fourth proportional to 10,366.17, 15,536.79 and 3,788.79 is: 5,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.17 : 15,536.79 = 3,788.79 : x
  2. Step 2: Convert to fraction form
    10,366.17/15,536.79 = 3,788.79/x
  3. Step 3: Cross multiply
    10,366.17x = 15,536.79 × 3,788.79
  4. Step 4: Simplify right side
    10,366.17x = 58,865,634.58
  5. Step 5: Solve for x
    x = 58,865,634.58/10,366.17
  6. Step 6: Final answer
    x = 5,678.63

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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.