Home / 8,192.23-11,301.15-5,360.47

Finding the Fourth Proportional to 8,192.23, 11,301.15 and 5,360.47

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Solution

The fourth proportional to 8,192.23, 11,301.15 and 5,360.47 is: 7,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.23 : 11,301.15 = 5,360.47 : x
  2. Step 2: Convert to fraction form
    8,192.23/11,301.15 = 5,360.47/x
  3. Step 3: Cross multiply
    8,192.23x = 11,301.15 × 5,360.47
  4. Step 4: Simplify right side
    8,192.23x = 60,579,475.54
  5. Step 5: Solve for x
    x = 60,579,475.54/8,192.23
  6. Step 6: Final answer
    x = 7,394.75

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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.