Home / 8,248.32-11,387.36-5,224.32

Finding the Fourth Proportional to 8,248.32, 11,387.36 and 5,224.32

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Solution

The fourth proportional to 8,248.32, 11,387.36 and 5,224.32 is: 7,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.32 : 11,387.36 = 5,224.32 : x
  2. Step 2: Convert to fraction form
    8,248.32/11,387.36 = 5,224.32/x
  3. Step 3: Cross multiply
    8,248.32x = 11,387.36 × 5,224.32
  4. Step 4: Simplify right side
    8,248.32x = 59,491,212.60
  5. Step 5: Solve for x
    x = 59,491,212.60/8,248.32
  6. Step 6: Final answer
    x = 7,212.52

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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.