Home / 3,497.16-4,825.92-2,005.20

Finding the Fourth Proportional to 3,497.16, 4,825.92 and 2,005.20

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Solution

The fourth proportional to 3,497.16, 4,825.92 and 2,005.20 is: 2,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.16 : 4,825.92 = 2,005.20 : x
  2. Step 2: Convert to fraction form
    3,497.16/4,825.92 = 2,005.20/x
  3. Step 3: Cross multiply
    3,497.16x = 4,825.92 × 2,005.20
  4. Step 4: Simplify right side
    3,497.16x = 9,676,934.78
  5. Step 5: Solve for x
    x = 9,676,934.78/3,497.16
  6. Step 6: Final answer
    x = 2,767.08

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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.