Home / 3,497.28-4,825.32-1,984.84

Finding the Fourth Proportional to 3,497.28, 4,825.32 and 1,984.84

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Solution

The fourth proportional to 3,497.28, 4,825.32 and 1,984.84 is: 2,738.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.28 : 4,825.32 = 1,984.84 : x
  2. Step 2: Convert to fraction form
    3,497.28/4,825.32 = 1,984.84/x
  3. Step 3: Cross multiply
    3,497.28x = 4,825.32 × 1,984.84
  4. Step 4: Simplify right side
    3,497.28x = 9,577,488.15
  5. Step 5: Solve for x
    x = 9,577,488.15/3,497.28
  6. Step 6: Final answer
    x = 2,738.55

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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.