Home / 8,087.06-12,134.59-3,647.79

Finding the Fourth Proportional to 8,087.06, 12,134.59 and 3,647.79

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Solution

The fourth proportional to 8,087.06, 12,134.59 and 3,647.79 is: 5,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.06 : 12,134.59 = 3,647.79 : x
  2. Step 2: Convert to fraction form
    8,087.06/12,134.59 = 3,647.79/x
  3. Step 3: Cross multiply
    8,087.06x = 12,134.59 × 3,647.79
  4. Step 4: Simplify right side
    8,087.06x = 44,264,436.06
  5. Step 5: Solve for x
    x = 44,264,436.06/8,087.06
  6. Step 6: Final answer
    x = 5,473.49

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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.