Home / 8,324.06-11,475.28-5,135.22

Finding the Fourth Proportional to 8,324.06, 11,475.28 and 5,135.22

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Solution

The fourth proportional to 8,324.06, 11,475.28 and 5,135.22 is: 7,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.06 : 11,475.28 = 5,135.22 : x
  2. Step 2: Convert to fraction form
    8,324.06/11,475.28 = 5,135.22/x
  3. Step 3: Cross multiply
    8,324.06x = 11,475.28 × 5,135.22
  4. Step 4: Simplify right side
    8,324.06x = 58,928,087.36
  5. Step 5: Solve for x
    x = 58,928,087.36/8,324.06
  6. Step 6: Final answer
    x = 7,079.25

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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.