Home / 8,354.06-11,502.36-7,092.48

Finding the Fourth Proportional to 8,354.06, 11,502.36 and 7,092.48

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Solution

The fourth proportional to 8,354.06, 11,502.36 and 7,092.48 is: 9,765.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.06 : 11,502.36 = 7,092.48 : x
  2. Step 2: Convert to fraction form
    8,354.06/11,502.36 = 7,092.48/x
  3. Step 3: Cross multiply
    8,354.06x = 11,502.36 × 7,092.48
  4. Step 4: Simplify right side
    8,354.06x = 81,580,258.25
  5. Step 5: Solve for x
    x = 81,580,258.25/8,354.06
  6. Step 6: Final answer
    x = 9,765.34

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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.