Home / 3,743.07-5,612.73-1,277.02

Finding the Fourth Proportional to 3,743.07, 5,612.73 and 1,277.02

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Solution

The fourth proportional to 3,743.07, 5,612.73 and 1,277.02 is: 1,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.07 : 5,612.73 = 1,277.02 : x
  2. Step 2: Convert to fraction form
    3,743.07/5,612.73 = 1,277.02/x
  3. Step 3: Cross multiply
    3,743.07x = 5,612.73 × 1,277.02
  4. Step 4: Simplify right side
    3,743.07x = 7,167,568.46
  5. Step 5: Solve for x
    x = 7,167,568.46/3,743.07
  6. Step 6: Final answer
    x = 1,914.89

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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.