Home / 7,736.13-10,680.75-5,087.97

Finding the Fourth Proportional to 7,736.13, 10,680.75 and 5,087.97

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Solution

The fourth proportional to 7,736.13, 10,680.75 and 5,087.97 is: 7,024.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.13 : 10,680.75 = 5,087.97 : x
  2. Step 2: Convert to fraction form
    7,736.13/10,680.75 = 5,087.97/x
  3. Step 3: Cross multiply
    7,736.13x = 10,680.75 × 5,087.97
  4. Step 4: Simplify right side
    7,736.13x = 54,343,335.58
  5. Step 5: Solve for x
    x = 54,343,335.58/7,736.13
  6. Step 6: Final answer
    x = 7,024.62

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1.5x scale

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.