Home / 2,291.37-3,433.46-1,772.66

Finding the Fourth Proportional to 2,291.37, 3,433.46 and 1,772.66

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Solution

The fourth proportional to 2,291.37, 3,433.46 and 1,772.66 is: 2,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.37 : 3,433.46 = 1,772.66 : x
  2. Step 2: Convert to fraction form
    2,291.37/3,433.46 = 1,772.66/x
  3. Step 3: Cross multiply
    2,291.37x = 3,433.46 × 1,772.66
  4. Step 4: Simplify right side
    2,291.37x = 6,086,356.92
  5. Step 5: Solve for x
    x = 6,086,356.92/2,291.37
  6. Step 6: Final answer
    x = 2,656.21

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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.