Home / 4,117.32-5,690.79-3,641.85

Finding the Fourth Proportional to 4,117.32, 5,690.79 and 3,641.85

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Solution

The fourth proportional to 4,117.32, 5,690.79 and 3,641.85 is: 5,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.32 : 5,690.79 = 3,641.85 : x
  2. Step 2: Convert to fraction form
    4,117.32/5,690.79 = 3,641.85/x
  3. Step 3: Cross multiply
    4,117.32x = 5,690.79 × 3,641.85
  4. Step 4: Simplify right side
    4,117.32x = 20,725,003.56
  5. Step 5: Solve for x
    x = 20,725,003.56/4,117.32
  6. Step 6: Final answer
    x = 5,033.61

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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.