Home / 8,045.92-11,107.17-5,395.06

Finding the Fourth Proportional to 8,045.92, 11,107.17 and 5,395.06

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Solution

The fourth proportional to 8,045.92, 11,107.17 and 5,395.06 is: 7,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.92 : 11,107.17 = 5,395.06 : x
  2. Step 2: Convert to fraction form
    8,045.92/11,107.17 = 5,395.06/x
  3. Step 3: Cross multiply
    8,045.92x = 11,107.17 × 5,395.06
  4. Step 4: Simplify right side
    8,045.92x = 59,923,848.58
  5. Step 5: Solve for x
    x = 59,923,848.58/8,045.92
  6. Step 6: Final answer
    x = 7,447.73

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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.