Home / 3,521.99-5,282.68-2,134.91

Finding the Fourth Proportional to 3,521.99, 5,282.68 and 2,134.91

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Solution

The fourth proportional to 3,521.99, 5,282.68 and 2,134.91 is: 3,202.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.99 : 5,282.68 = 2,134.91 : x
  2. Step 2: Convert to fraction form
    3,521.99/5,282.68 = 2,134.91/x
  3. Step 3: Cross multiply
    3,521.99x = 5,282.68 × 2,134.91
  4. Step 4: Simplify right side
    3,521.99x = 11,278,054.23
  5. Step 5: Solve for x
    x = 11,278,054.23/3,521.99
  6. Step 6: Final answer
    x = 3,202.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.