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Finding the Fourth Proportional to 2,125.93, 2,933.33 and 1,241.33

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Solution

The fourth proportional to 2,125.93, 2,933.33 and 1,241.33 is: 1,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.93 : 2,933.33 = 1,241.33 : x
  2. Step 2: Convert to fraction form
    2,125.93/2,933.33 = 1,241.33/x
  3. Step 3: Cross multiply
    2,125.93x = 2,933.33 × 1,241.33
  4. Step 4: Simplify right side
    2,125.93x = 3,641,220.66
  5. Step 5: Solve for x
    x = 3,641,220.66/2,125.93
  6. Step 6: Final answer
    x = 1,712.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.