Home / 3,601.13-5,402.42-1,521.14

Finding the Fourth Proportional to 3,601.13, 5,402.42 and 1,521.14

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Solution

The fourth proportional to 3,601.13, 5,402.42 and 1,521.14 is: 2,282.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.13 : 5,402.42 = 1,521.14 : x
  2. Step 2: Convert to fraction form
    3,601.13/5,402.42 = 1,521.14/x
  3. Step 3: Cross multiply
    3,601.13x = 5,402.42 × 1,521.14
  4. Step 4: Simplify right side
    3,601.13x = 8,217,837.16
  5. Step 5: Solve for x
    x = 8,217,837.16/3,601.13
  6. Step 6: Final answer
    x = 2,282.02

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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.