Home / 2,634.44-3,634.85-1,515.69

Finding the Fourth Proportional to 2,634.44, 3,634.85 and 1,515.69

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Solution

The fourth proportional to 2,634.44, 3,634.85 and 1,515.69 is: 2,091.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.44 : 3,634.85 = 1,515.69 : x
  2. Step 2: Convert to fraction form
    2,634.44/3,634.85 = 1,515.69/x
  3. Step 3: Cross multiply
    2,634.44x = 3,634.85 × 1,515.69
  4. Step 4: Simplify right side
    2,634.44x = 5,509,298.22
  5. Step 5: Solve for x
    x = 5,509,298.22/2,634.44
  6. Step 6: Final answer
    x = 2,091.26

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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.