Home / 2,609.19-3,600.61-1,489.95

Finding the Fourth Proportional to 2,609.19, 3,600.61 and 1,489.95

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Solution

The fourth proportional to 2,609.19, 3,600.61 and 1,489.95 is: 2,056.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.19 : 3,600.61 = 1,489.95 : x
  2. Step 2: Convert to fraction form
    2,609.19/3,600.61 = 1,489.95/x
  3. Step 3: Cross multiply
    2,609.19x = 3,600.61 × 1,489.95
  4. Step 4: Simplify right side
    2,609.19x = 5,364,728.87
  5. Step 5: Solve for x
    x = 5,364,728.87/2,609.19
  6. Step 6: Final answer
    x = 2,056.09

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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.