Home / 8,089.23-11,161.44-5,257.02

Finding the Fourth Proportional to 8,089.23, 11,161.44 and 5,257.02

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Solution

The fourth proportional to 8,089.23, 11,161.44 and 5,257.02 is: 7,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.23 : 11,161.44 = 5,257.02 : x
  2. Step 2: Convert to fraction form
    8,089.23/11,161.44 = 5,257.02/x
  3. Step 3: Cross multiply
    8,089.23x = 11,161.44 × 5,257.02
  4. Step 4: Simplify right side
    8,089.23x = 58,675,913.31
  5. Step 5: Solve for x
    x = 58,675,913.31/8,089.23
  6. Step 6: Final answer
    x = 7,253.58

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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.