Home / 3,622.55-5,434.91-2,082.47

Finding the Fourth Proportional to 3,622.55, 5,434.91 and 2,082.47

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Solution

The fourth proportional to 3,622.55, 5,434.91 and 2,082.47 is: 3,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.55 : 5,434.91 = 2,082.47 : x
  2. Step 2: Convert to fraction form
    3,622.55/5,434.91 = 2,082.47/x
  3. Step 3: Cross multiply
    3,622.55x = 5,434.91 × 2,082.47
  4. Step 4: Simplify right side
    3,622.55x = 11,318,055.82
  5. Step 5: Solve for x
    x = 11,318,055.82/3,622.55
  6. Step 6: Final answer
    x = 3,124.33

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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.