Home / 3,586.74-5,382.09-1,943.25

Finding the Fourth Proportional to 3,586.74, 5,382.09 and 1,943.25

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Solution

The fourth proportional to 3,586.74, 5,382.09 and 1,943.25 is: 2,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.74 : 5,382.09 = 1,943.25 : x
  2. Step 2: Convert to fraction form
    3,586.74/5,382.09 = 1,943.25/x
  3. Step 3: Cross multiply
    3,586.74x = 5,382.09 × 1,943.25
  4. Step 4: Simplify right side
    3,586.74x = 10,458,746.39
  5. Step 5: Solve for x
    x = 10,458,746.39/3,586.74
  6. Step 6: Final answer
    x = 2,915.95

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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.