Home / 2,188.56-3,282.60-1,017.84

Finding the Fourth Proportional to 2,188.56, 3,282.60 and 1,017.84

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Solution

The fourth proportional to 2,188.56, 3,282.60 and 1,017.84 is: 1,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188.56 : 3,282.60 = 1,017.84 : x
  2. Step 2: Convert to fraction form
    2,188.56/3,282.60 = 1,017.84/x
  3. Step 3: Cross multiply
    2,188.56x = 3,282.60 × 1,017.84
  4. Step 4: Simplify right side
    2,188.56x = 3,341,161.58
  5. Step 5: Solve for x
    x = 3,341,161.58/2,188.56
  6. Step 6: Final answer
    x = 1,526.65

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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.