Home / 3,497.40-4,825.84-2,005.16

Finding the Fourth Proportional to 3,497.40, 4,825.84 and 2,005.16

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Solution

The fourth proportional to 3,497.40, 4,825.84 and 2,005.16 is: 2,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.40 : 4,825.84 = 2,005.16 : x
  2. Step 2: Convert to fraction form
    3,497.40/4,825.84 = 2,005.16/x
  3. Step 3: Cross multiply
    3,497.40x = 4,825.84 × 2,005.16
  4. Step 4: Simplify right side
    3,497.40x = 9,676,581.33
  5. Step 5: Solve for x
    x = 9,676,581.33/3,497.40
  6. Step 6: Final answer
    x = 2,766.79

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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.