Home / 8,293.60-11,443.36-5,308.32

Finding the Fourth Proportional to 8,293.60, 11,443.36 and 5,308.32

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Solution

The fourth proportional to 8,293.60, 11,443.36 and 5,308.32 is: 7,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.60 : 11,443.36 = 5,308.32 : x
  2. Step 2: Convert to fraction form
    8,293.60/11,443.36 = 5,308.32/x
  3. Step 3: Cross multiply
    8,293.60x = 11,443.36 × 5,308.32
  4. Step 4: Simplify right side
    8,293.60x = 60,745,016.76
  5. Step 5: Solve for x
    x = 60,745,016.76/8,293.60
  6. Step 6: Final answer
    x = 7,324.32

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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.