Home / 3,617.32-4,992.42-2,377.48

Finding the Fourth Proportional to 3,617.32, 4,992.42 and 2,377.48

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Solution

The fourth proportional to 3,617.32, 4,992.42 and 2,377.48 is: 3,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.32 : 4,992.42 = 2,377.48 : x
  2. Step 2: Convert to fraction form
    3,617.32/4,992.42 = 2,377.48/x
  3. Step 3: Cross multiply
    3,617.32x = 4,992.42 × 2,377.48
  4. Step 4: Simplify right side
    3,617.32x = 11,869,378.70
  5. Step 5: Solve for x
    x = 11,869,378.70/3,617.32
  6. Step 6: Final answer
    x = 3,281.26

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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.