Home / 3,756.23-5,634.29-1,257.59

Finding the Fourth Proportional to 3,756.23, 5,634.29 and 1,257.59

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Solution

The fourth proportional to 3,756.23, 5,634.29 and 1,257.59 is: 1,886.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.23 : 5,634.29 = 1,257.59 : x
  2. Step 2: Convert to fraction form
    3,756.23/5,634.29 = 1,257.59/x
  3. Step 3: Cross multiply
    3,756.23x = 5,634.29 × 1,257.59
  4. Step 4: Simplify right side
    3,756.23x = 7,085,601.73
  5. Step 5: Solve for x
    x = 7,085,601.73/3,756.23
  6. Step 6: Final answer
    x = 1,886.36

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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.