Home / 3,717.63-5,575.23-1,251.79

Finding the Fourth Proportional to 3,717.63, 5,575.23 and 1,251.79

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Solution

The fourth proportional to 3,717.63, 5,575.23 and 1,251.79 is: 1,877.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.63 : 5,575.23 = 1,251.79 : x
  2. Step 2: Convert to fraction form
    3,717.63/5,575.23 = 1,251.79/x
  3. Step 3: Cross multiply
    3,717.63x = 5,575.23 × 1,251.79
  4. Step 4: Simplify right side
    3,717.63x = 6,979,003.22
  5. Step 5: Solve for x
    x = 6,979,003.22/3,717.63
  6. Step 6: Final answer
    x = 1,877.27

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1.5x scale

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.