Home / 2,285.01-3,428.42-2,103.39

Finding the Fourth Proportional to 2,285.01, 3,428.42 and 2,103.39

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Solution

The fourth proportional to 2,285.01, 3,428.42 and 2,103.39 is: 3,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.01 : 3,428.42 = 2,103.39 : x
  2. Step 2: Convert to fraction form
    2,285.01/3,428.42 = 2,103.39/x
  3. Step 3: Cross multiply
    2,285.01x = 3,428.42 × 2,103.39
  4. Step 4: Simplify right side
    2,285.01x = 7,211,293.83
  5. Step 5: Solve for x
    x = 7,211,293.83/2,285.01
  6. Step 6: Final answer
    x = 3,155.91

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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.