Home / 3,622.33-5,429.58-1,774.69

Finding the Fourth Proportional to 3,622.33, 5,429.58 and 1,774.69

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Solution

The fourth proportional to 3,622.33, 5,429.58 and 1,774.69 is: 2,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.33 : 5,429.58 = 1,774.69 : x
  2. Step 2: Convert to fraction form
    3,622.33/5,429.58 = 1,774.69/x
  3. Step 3: Cross multiply
    3,622.33x = 5,429.58 × 1,774.69
  4. Step 4: Simplify right side
    3,622.33x = 9,635,812.46
  5. Step 5: Solve for x
    x = 9,635,812.46/3,622.33
  6. Step 6: Final answer
    x = 2,660.11

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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.