Home / 2,698.26-3,723.68-1,650.12

Finding the Fourth Proportional to 2,698.26, 3,723.68 and 1,650.12

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Solution

The fourth proportional to 2,698.26, 3,723.68 and 1,650.12 is: 2,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.26 : 3,723.68 = 1,650.12 : x
  2. Step 2: Convert to fraction form
    2,698.26/3,723.68 = 1,650.12/x
  3. Step 3: Cross multiply
    2,698.26x = 3,723.68 × 1,650.12
  4. Step 4: Simplify right side
    2,698.26x = 6,144,518.84
  5. Step 5: Solve for x
    x = 6,144,518.84/2,698.26
  6. Step 6: Final answer
    x = 2,277.22

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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.