Home / 2,241.25-3,092.93-1,309.75

Finding the Fourth Proportional to 2,241.25, 3,092.93 and 1,309.75

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Solution

The fourth proportional to 2,241.25, 3,092.93 and 1,309.75 is: 1,807.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.25 : 3,092.93 = 1,309.75 : x
  2. Step 2: Convert to fraction form
    2,241.25/3,092.93 = 1,309.75/x
  3. Step 3: Cross multiply
    2,241.25x = 3,092.93 × 1,309.75
  4. Step 4: Simplify right side
    2,241.25x = 4,050,965.07
  5. Step 5: Solve for x
    x = 4,050,965.07/2,241.25
  6. Step 6: Final answer
    x = 1,807.46

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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.