Home / 3,045.42-4,568.31-965.39

Finding the Fourth Proportional to 3,045.42, 4,568.31 and 965.39

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Solution

The fourth proportional to 3,045.42, 4,568.31 and 965.39 is: 1,448.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.42 : 4,568.31 = 965.39 : x
  2. Step 2: Convert to fraction form
    3,045.42/4,568.31 = 965.39/x
  3. Step 3: Cross multiply
    3,045.42x = 4,568.31 × 965.39
  4. Step 4: Simplify right side
    3,045.42x = 4,410,177.95
  5. Step 5: Solve for x
    x = 4,410,177.95/3,045.42
  6. Step 6: Final answer
    x = 1,448.13

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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.