Home / 7,383.58-11,081.64-3,684.70

Finding the Fourth Proportional to 7,383.58, 11,081.64 and 3,684.70

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Solution

The fourth proportional to 7,383.58, 11,081.64 and 3,684.70 is: 5,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.58 : 11,081.64 = 3,684.70 : x
  2. Step 2: Convert to fraction form
    7,383.58/11,081.64 = 3,684.70/x
  3. Step 3: Cross multiply
    7,383.58x = 11,081.64 × 3,684.70
  4. Step 4: Simplify right side
    7,383.58x = 40,832,518.91
  5. Step 5: Solve for x
    x = 40,832,518.91/7,383.58
  6. Step 6: Final answer
    x = 5,530.18

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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.