Home / 3,257.71-4,495.62-1,765.61

Finding the Fourth Proportional to 3,257.71, 4,495.62 and 1,765.61

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Solution

The fourth proportional to 3,257.71, 4,495.62 and 1,765.61 is: 2,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.71 : 4,495.62 = 1,765.61 : x
  2. Step 2: Convert to fraction form
    3,257.71/4,495.62 = 1,765.61/x
  3. Step 3: Cross multiply
    3,257.71x = 4,495.62 × 1,765.61
  4. Step 4: Simplify right side
    3,257.71x = 7,937,529.49
  5. Step 5: Solve for x
    x = 7,937,529.49/3,257.71
  6. Step 6: Final answer
    x = 2,436.54

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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.