Home / 2,698.34-3,723.44-1,651.46

Finding the Fourth Proportional to 2,698.34, 3,723.44 and 1,651.46

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Solution

The fourth proportional to 2,698.34, 3,723.44 and 1,651.46 is: 2,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.34 : 3,723.44 = 1,651.46 : x
  2. Step 2: Convert to fraction form
    2,698.34/3,723.44 = 1,651.46/x
  3. Step 3: Cross multiply
    2,698.34x = 3,723.44 × 1,651.46
  4. Step 4: Simplify right side
    2,698.34x = 6,149,112.22
  5. Step 5: Solve for x
    x = 6,149,112.22/2,698.34
  6. Step 6: Final answer
    x = 2,278.85

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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.