Home / 3,903.14-5,851.63-1,436.61

Finding the Fourth Proportional to 3,903.14, 5,851.63 and 1,436.61

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Solution

The fourth proportional to 3,903.14, 5,851.63 and 1,436.61 is: 2,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.14 : 5,851.63 = 1,436.61 : x
  2. Step 2: Convert to fraction form
    3,903.14/5,851.63 = 1,436.61/x
  3. Step 3: Cross multiply
    3,903.14x = 5,851.63 × 1,436.61
  4. Step 4: Simplify right side
    3,903.14x = 8,406,537.95
  5. Step 5: Solve for x
    x = 8,406,537.95/3,903.14
  6. Step 6: Final answer
    x = 2,153.79

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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.