Home / 3,708.60-5,562.99-1,243.68

Finding the Fourth Proportional to 3,708.60, 5,562.99 and 1,243.68

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Solution

The fourth proportional to 3,708.60, 5,562.99 and 1,243.68 is: 1,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.60 : 5,562.99 = 1,243.68 : x
  2. Step 2: Convert to fraction form
    3,708.60/5,562.99 = 1,243.68/x
  3. Step 3: Cross multiply
    3,708.60x = 5,562.99 × 1,243.68
  4. Step 4: Simplify right side
    3,708.60x = 6,918,579.40
  5. Step 5: Solve for x
    x = 6,918,579.40/3,708.60
  6. Step 6: Final answer
    x = 1,865.55

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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.