Home / 3,285.43-4,534.31-2,168.69

Finding the Fourth Proportional to 3,285.43, 4,534.31 and 2,168.69

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Solution

The fourth proportional to 3,285.43, 4,534.31 and 2,168.69 is: 2,993.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.43 : 4,534.31 = 2,168.69 : x
  2. Step 2: Convert to fraction form
    3,285.43/4,534.31 = 2,168.69/x
  3. Step 3: Cross multiply
    3,285.43x = 4,534.31 × 2,168.69
  4. Step 4: Simplify right side
    3,285.43x = 9,833,479.24
  5. Step 5: Solve for x
    x = 9,833,479.24/3,285.43
  6. Step 6: Final answer
    x = 2,993.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.