Home / 8,299.32-11,453.96-5,112.44

Finding the Fourth Proportional to 8,299.32, 11,453.96 and 5,112.44

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Solution

The fourth proportional to 8,299.32, 11,453.96 and 5,112.44 is: 7,055.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.32 : 11,453.96 = 5,112.44 : x
  2. Step 2: Convert to fraction form
    8,299.32/11,453.96 = 5,112.44/x
  3. Step 3: Cross multiply
    8,299.32x = 11,453.96 × 5,112.44
  4. Step 4: Simplify right side
    8,299.32x = 58,557,683.26
  5. Step 5: Solve for x
    x = 58,557,683.26/8,299.32
  6. Step 6: Final answer
    x = 7,055.72

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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.