Home / 2,355.62-3,529.38-1,622.58

Finding the Fourth Proportional to 2,355.62, 3,529.38 and 1,622.58

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Solution

The fourth proportional to 2,355.62, 3,529.38 and 1,622.58 is: 2,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.62 : 3,529.38 = 1,622.58 : x
  2. Step 2: Convert to fraction form
    2,355.62/3,529.38 = 1,622.58/x
  3. Step 3: Cross multiply
    2,355.62x = 3,529.38 × 1,622.58
  4. Step 4: Simplify right side
    2,355.62x = 5,726,701.40
  5. Step 5: Solve for x
    x = 5,726,701.40/2,355.62
  6. Step 6: Final answer
    x = 2,431.08

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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.