Home / 8,268.92-11,398.47-5,076.32

Finding the Fourth Proportional to 8,268.92, 11,398.47 and 5,076.32

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Solution

The fourth proportional to 8,268.92, 11,398.47 and 5,076.32 is: 6,997.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.92 : 11,398.47 = 5,076.32 : x
  2. Step 2: Convert to fraction form
    8,268.92/11,398.47 = 5,076.32/x
  3. Step 3: Cross multiply
    8,268.92x = 11,398.47 × 5,076.32
  4. Step 4: Simplify right side
    8,268.92x = 57,862,281.23
  5. Step 5: Solve for x
    x = 57,862,281.23/8,268.92
  6. Step 6: Final answer
    x = 6,997.56

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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.