Home / 2,352.26-3,530.66-1,257.39

Finding the Fourth Proportional to 2,352.26, 3,530.66 and 1,257.39

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Solution

The fourth proportional to 2,352.26, 3,530.66 and 1,257.39 is: 1,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.26 : 3,530.66 = 1,257.39 : x
  2. Step 2: Convert to fraction form
    2,352.26/3,530.66 = 1,257.39/x
  3. Step 3: Cross multiply
    2,352.26x = 3,530.66 × 1,257.39
  4. Step 4: Simplify right side
    2,352.26x = 4,439,419.72
  5. Step 5: Solve for x
    x = 4,439,419.72/2,352.26
  6. Step 6: Final answer
    x = 1,887.30

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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.