Home / 3,602.26-5,403.88-1,261.92

Finding the Fourth Proportional to 3,602.26, 5,403.88 and 1,261.92

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Solution

The fourth proportional to 3,602.26, 5,403.88 and 1,261.92 is: 1,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.26 : 5,403.88 = 1,261.92 : x
  2. Step 2: Convert to fraction form
    3,602.26/5,403.88 = 1,261.92/x
  3. Step 3: Cross multiply
    3,602.26x = 5,403.88 × 1,261.92
  4. Step 4: Simplify right side
    3,602.26x = 6,819,264.25
  5. Step 5: Solve for x
    x = 6,819,264.25/3,602.26
  6. Step 6: Final answer
    x = 1,893.05

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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.