Home / 5,282.08-7,929.60-3,091.84

Finding the Fourth Proportional to 5,282.08, 7,929.60 and 3,091.84

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Solution

The fourth proportional to 5,282.08, 7,929.60 and 3,091.84 is: 4,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.08 : 7,929.60 = 3,091.84 : x
  2. Step 2: Convert to fraction form
    5,282.08/7,929.60 = 3,091.84/x
  3. Step 3: Cross multiply
    5,282.08x = 7,929.60 × 3,091.84
  4. Step 4: Simplify right side
    5,282.08x = 24,517,054.46
  5. Step 5: Solve for x
    x = 24,517,054.46/5,282.08
  6. Step 6: Final answer
    x = 4,641.55

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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.