Home / 9,756.01-13,463.32-5,279.81

Finding the Fourth Proportional to 9,756.01, 13,463.32 and 5,279.81

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Solution

The fourth proportional to 9,756.01, 13,463.32 and 5,279.81 is: 7,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756.01 : 13,463.32 = 5,279.81 : x
  2. Step 2: Convert to fraction form
    9,756.01/13,463.32 = 5,279.81/x
  3. Step 3: Cross multiply
    9,756.01x = 13,463.32 × 5,279.81
  4. Step 4: Simplify right side
    9,756.01x = 71,083,691.05
  5. Step 5: Solve for x
    x = 71,083,691.05/9,756.01
  6. Step 6: Final answer
    x = 7,286.15

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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.