Home / 9,756.26-13,463.56-5,279.97

Finding the Fourth Proportional to 9,756.26, 13,463.56 and 5,279.97

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Solution

The fourth proportional to 9,756.26, 13,463.56 and 5,279.97 is: 7,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756.26 : 13,463.56 = 5,279.97 : x
  2. Step 2: Convert to fraction form
    9,756.26/13,463.56 = 5,279.97/x
  3. Step 3: Cross multiply
    9,756.26x = 13,463.56 × 5,279.97
  4. Step 4: Simplify right side
    9,756.26x = 71,087,192.89
  5. Step 5: Solve for x
    x = 71,087,192.89/9,756.26
  6. Step 6: Final answer
    x = 7,286.32

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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.