Home / 3,257.28-4,495.03-1,765.19

Finding the Fourth Proportional to 3,257.28, 4,495.03 and 1,765.19

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Solution

The fourth proportional to 3,257.28, 4,495.03 and 1,765.19 is: 2,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.28 : 4,495.03 = 1,765.19 : x
  2. Step 2: Convert to fraction form
    3,257.28/4,495.03 = 1,765.19/x
  3. Step 3: Cross multiply
    3,257.28x = 4,495.03 × 1,765.19
  4. Step 4: Simplify right side
    3,257.28x = 7,934,559.53
  5. Step 5: Solve for x
    x = 7,934,559.53/3,257.28
  6. Step 6: Final answer
    x = 2,435.95

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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.