Home / 3,397.20-4,690.08-2,336.56

Finding the Fourth Proportional to 3,397.20, 4,690.08 and 2,336.56

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Solution

The fourth proportional to 3,397.20, 4,690.08 and 2,336.56 is: 3,225.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.20 : 4,690.08 = 2,336.56 : x
  2. Step 2: Convert to fraction form
    3,397.20/4,690.08 = 2,336.56/x
  3. Step 3: Cross multiply
    3,397.20x = 4,690.08 × 2,336.56
  4. Step 4: Simplify right side
    3,397.20x = 10,958,653.32
  5. Step 5: Solve for x
    x = 10,958,653.32/3,397.20
  6. Step 6: Final answer
    x = 3,225.79

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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.