Home / 3,543.78-5,315.62-1,594.60

Finding the Fourth Proportional to 3,543.78, 5,315.62 and 1,594.60

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Solution

The fourth proportional to 3,543.78, 5,315.62 and 1,594.60 is: 2,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.78 : 5,315.62 = 1,594.60 : x
  2. Step 2: Convert to fraction form
    3,543.78/5,315.62 = 1,594.60/x
  3. Step 3: Cross multiply
    3,543.78x = 5,315.62 × 1,594.60
  4. Step 4: Simplify right side
    3,543.78x = 8,476,287.65
  5. Step 5: Solve for x
    x = 8,476,287.65/3,543.78
  6. Step 6: Final answer
    x = 2,391.88

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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.