Home / 1,452.74-2,178.04-933.33

Finding the Fourth Proportional to 1,452.74, 2,178.04 and 933.33

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Solution

The fourth proportional to 1,452.74, 2,178.04 and 933.33 is: 1,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.74 : 2,178.04 = 933.33 : x
  2. Step 2: Convert to fraction form
    1,452.74/2,178.04 = 933.33/x
  3. Step 3: Cross multiply
    1,452.74x = 2,178.04 × 933.33
  4. Step 4: Simplify right side
    1,452.74x = 2,032,830.07
  5. Step 5: Solve for x
    x = 2,032,830.07/1,452.74
  6. Step 6: Final answer
    x = 1,399.31

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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.