Home / 6,081.03-8,387.55-3,724.32

Finding the Fourth Proportional to 6,081.03, 8,387.55 and 3,724.32

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Solution

The fourth proportional to 6,081.03, 8,387.55 and 3,724.32 is: 5,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.03 : 8,387.55 = 3,724.32 : x
  2. Step 2: Convert to fraction form
    6,081.03/8,387.55 = 3,724.32/x
  3. Step 3: Cross multiply
    6,081.03x = 8,387.55 × 3,724.32
  4. Step 4: Simplify right side
    6,081.03x = 31,237,920.22
  5. Step 5: Solve for x
    x = 31,237,920.22/6,081.03
  6. Step 6: Final answer
    x = 5,136.95

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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.