Home / 8,294.16-11,442.12-5,308.56

Finding the Fourth Proportional to 8,294.16, 11,442.12 and 5,308.56

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Solution

The fourth proportional to 8,294.16, 11,442.12 and 5,308.56 is: 7,323.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.16 : 11,442.12 = 5,308.56 : x
  2. Step 2: Convert to fraction form
    8,294.16/11,442.12 = 5,308.56/x
  3. Step 3: Cross multiply
    8,294.16x = 11,442.12 × 5,308.56
  4. Step 4: Simplify right side
    8,294.16x = 60,741,180.55
  5. Step 5: Solve for x
    x = 60,741,180.55/8,294.16
  6. Step 6: Final answer
    x = 7,323.37

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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.