Home / 3,396.62-4,687.31-2,070.24

Finding the Fourth Proportional to 3,396.62, 4,687.31 and 2,070.24

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Solution

The fourth proportional to 3,396.62, 4,687.31 and 2,070.24 is: 2,856.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.62 : 4,687.31 = 2,070.24 : x
  2. Step 2: Convert to fraction form
    3,396.62/4,687.31 = 2,070.24/x
  3. Step 3: Cross multiply
    3,396.62x = 4,687.31 × 2,070.24
  4. Step 4: Simplify right side
    3,396.62x = 9,703,846.30
  5. Step 5: Solve for x
    x = 9,703,846.30/3,396.62
  6. Step 6: Final answer
    x = 2,856.92

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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.