Home / 3,400.60-5,101.98-1,860.52

Finding the Fourth Proportional to 3,400.60, 5,101.98 and 1,860.52

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Solution

The fourth proportional to 3,400.60, 5,101.98 and 1,860.52 is: 2,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.60 : 5,101.98 = 1,860.52 : x
  2. Step 2: Convert to fraction form
    3,400.60/5,101.98 = 1,860.52/x
  3. Step 3: Cross multiply
    3,400.60x = 5,101.98 × 1,860.52
  4. Step 4: Simplify right side
    3,400.60x = 9,492,335.83
  5. Step 5: Solve for x
    x = 9,492,335.83/3,400.60
  6. Step 6: Final answer
    x = 2,791.37

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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.