Home / 3,088.26-4,629.60-1,139.99

Finding the Fourth Proportional to 3,088.26, 4,629.60 and 1,139.99

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Solution

The fourth proportional to 3,088.26, 4,629.60 and 1,139.99 is: 1,708.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.26 : 4,629.60 = 1,139.99 : x
  2. Step 2: Convert to fraction form
    3,088.26/4,629.60 = 1,139.99/x
  3. Step 3: Cross multiply
    3,088.26x = 4,629.60 × 1,139.99
  4. Step 4: Simplify right side
    3,088.26x = 5,277,674.56
  5. Step 5: Solve for x
    x = 5,277,674.56/3,088.26
  6. Step 6: Final answer
    x = 1,708.95

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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.