Home / 3,310.16-4,569.45-2,191.64

Finding the Fourth Proportional to 3,310.16, 4,569.45 and 2,191.64

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Solution

The fourth proportional to 3,310.16, 4,569.45 and 2,191.64 is: 3,025.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.16 : 4,569.45 = 2,191.64 : x
  2. Step 2: Convert to fraction form
    3,310.16/4,569.45 = 2,191.64/x
  3. Step 3: Cross multiply
    3,310.16x = 4,569.45 × 2,191.64
  4. Step 4: Simplify right side
    3,310.16x = 10,014,589.40
  5. Step 5: Solve for x
    x = 10,014,589.40/3,310.16
  6. Step 6: Final answer
    x = 3,025.41

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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.