Home / 3,743.79-5,615.78-1,551.93

Finding the Fourth Proportional to 3,743.79, 5,615.78 and 1,551.93

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Solution

The fourth proportional to 3,743.79, 5,615.78 and 1,551.93 is: 2,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.79 : 5,615.78 = 1,551.93 : x
  2. Step 2: Convert to fraction form
    3,743.79/5,615.78 = 1,551.93/x
  3. Step 3: Cross multiply
    3,743.79x = 5,615.78 × 1,551.93
  4. Step 4: Simplify right side
    3,743.79x = 8,715,297.46
  5. Step 5: Solve for x
    x = 8,715,297.46/3,743.79
  6. Step 6: Final answer
    x = 2,327.93

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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.