Home / 3,033.81-4,552.49-1,278.71

Finding the Fourth Proportional to 3,033.81, 4,552.49 and 1,278.71

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Solution

The fourth proportional to 3,033.81, 4,552.49 and 1,278.71 is: 1,918.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.81 : 4,552.49 = 1,278.71 : x
  2. Step 2: Convert to fraction form
    3,033.81/4,552.49 = 1,278.71/x
  3. Step 3: Cross multiply
    3,033.81x = 4,552.49 × 1,278.71
  4. Step 4: Simplify right side
    3,033.81x = 5,821,298.31
  5. Step 5: Solve for x
    x = 5,821,298.31/3,033.81
  6. Step 6: Final answer
    x = 1,918.81

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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.