Home / 2,341.97-3,515.66-1,190.15

Finding the Fourth Proportional to 2,341.97, 3,515.66 and 1,190.15

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Solution

The fourth proportional to 2,341.97, 3,515.66 and 1,190.15 is: 1,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.97 : 3,515.66 = 1,190.15 : x
  2. Step 2: Convert to fraction form
    2,341.97/3,515.66 = 1,190.15/x
  3. Step 3: Cross multiply
    2,341.97x = 3,515.66 × 1,190.15
  4. Step 4: Simplify right side
    2,341.97x = 4,184,139.22
  5. Step 5: Solve for x
    x = 4,184,139.22/2,341.97
  6. Step 6: Final answer
    x = 1,786.59

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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.