Home / 10,616.29-15,924.39-2,718.79

Finding the Fourth Proportional to 10,616.29, 15,924.39 and 2,718.79

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Solution

The fourth proportional to 10,616.29, 15,924.39 and 2,718.79 is: 4,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,616.29 : 15,924.39 = 2,718.79 : x
  2. Step 2: Convert to fraction form
    10,616.29/15,924.39 = 2,718.79/x
  3. Step 3: Cross multiply
    10,616.29x = 15,924.39 × 2,718.79
  4. Step 4: Simplify right side
    10,616.29x = 43,295,022.28
  5. Step 5: Solve for x
    x = 43,295,022.28/10,616.29
  6. Step 6: Final answer
    x = 4,078.17

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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.