Home / 2,285.97-3,426.66-1,555.89

Finding the Fourth Proportional to 2,285.97, 3,426.66 and 1,555.89

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Solution

The fourth proportional to 2,285.97, 3,426.66 and 1,555.89 is: 2,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.97 : 3,426.66 = 1,555.89 : x
  2. Step 2: Convert to fraction form
    2,285.97/3,426.66 = 1,555.89/x
  3. Step 3: Cross multiply
    2,285.97x = 3,426.66 × 1,555.89
  4. Step 4: Simplify right side
    2,285.97x = 5,331,516.83
  5. Step 5: Solve for x
    x = 5,331,516.83/2,285.97
  6. Step 6: Final answer
    x = 2,332.28

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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.