Home / 3,425.47-5,135.07-1,233.66

Finding the Fourth Proportional to 3,425.47, 5,135.07 and 1,233.66

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Solution

The fourth proportional to 3,425.47, 5,135.07 and 1,233.66 is: 1,849.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.47 : 5,135.07 = 1,233.66 : x
  2. Step 2: Convert to fraction form
    3,425.47/5,135.07 = 1,233.66/x
  3. Step 3: Cross multiply
    3,425.47x = 5,135.07 × 1,233.66
  4. Step 4: Simplify right side
    3,425.47x = 6,334,930.46
  5. Step 5: Solve for x
    x = 6,334,930.46/3,425.47
  6. Step 6: Final answer
    x = 1,849.36

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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.