Home / 3,707.39-5,561.15-1,241.75

Finding the Fourth Proportional to 3,707.39, 5,561.15 and 1,241.75

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Solution

The fourth proportional to 3,707.39, 5,561.15 and 1,241.75 is: 1,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.39 : 5,561.15 = 1,241.75 : x
  2. Step 2: Convert to fraction form
    3,707.39/5,561.15 = 1,241.75/x
  3. Step 3: Cross multiply
    3,707.39x = 5,561.15 × 1,241.75
  4. Step 4: Simplify right side
    3,707.39x = 6,905,558.01
  5. Step 5: Solve for x
    x = 6,905,558.01/3,707.39
  6. Step 6: Final answer
    x = 1,862.65

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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.