Home / 2,241.95-3,093.65-1,247.07

Finding the Fourth Proportional to 2,241.95, 3,093.65 and 1,247.07

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Solution

The fourth proportional to 2,241.95, 3,093.65 and 1,247.07 is: 1,720.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.95 : 3,093.65 = 1,247.07 : x
  2. Step 2: Convert to fraction form
    2,241.95/3,093.65 = 1,247.07/x
  3. Step 3: Cross multiply
    2,241.95x = 3,093.65 × 1,247.07
  4. Step 4: Simplify right side
    2,241.95x = 3,857,998.11
  5. Step 5: Solve for x
    x = 3,857,998.11/2,241.95
  6. Step 6: Final answer
    x = 1,720.82

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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.