Home / 9,091.44-13,642.56-3,545.37

Finding the Fourth Proportional to 9,091.44, 13,642.56 and 3,545.37

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Solution

The fourth proportional to 9,091.44, 13,642.56 and 3,545.37 is: 5,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.44 : 13,642.56 = 3,545.37 : x
  2. Step 2: Convert to fraction form
    9,091.44/13,642.56 = 3,545.37/x
  3. Step 3: Cross multiply
    9,091.44x = 13,642.56 × 3,545.37
  4. Step 4: Simplify right side
    9,091.44x = 48,367,922.95
  5. Step 5: Solve for x
    x = 48,367,922.95/9,091.44
  6. Step 6: Final answer
    x = 5,320.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.