Home / 2,285.86-3,441.65-2,084.47

Finding the Fourth Proportional to 2,285.86, 3,441.65 and 2,084.47

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Solution

The fourth proportional to 2,285.86, 3,441.65 and 2,084.47 is: 3,138.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.86 : 3,441.65 = 2,084.47 : x
  2. Step 2: Convert to fraction form
    2,285.86/3,441.65 = 2,084.47/x
  3. Step 3: Cross multiply
    2,285.86x = 3,441.65 × 2,084.47
  4. Step 4: Simplify right side
    2,285.86x = 7,174,016.18
  5. Step 5: Solve for x
    x = 7,174,016.18/2,285.86
  6. Step 6: Final answer
    x = 3,138.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.