Home / 3,281.25-4,530.17-2,104.37

Finding the Fourth Proportional to 3,281.25, 4,530.17 and 2,104.37

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Solution

The fourth proportional to 3,281.25, 4,530.17 and 2,104.37 is: 2,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.25 : 4,530.17 = 2,104.37 : x
  2. Step 2: Convert to fraction form
    3,281.25/4,530.17 = 2,104.37/x
  3. Step 3: Cross multiply
    3,281.25x = 4,530.17 × 2,104.37
  4. Step 4: Simplify right side
    3,281.25x = 9,533,170.43
  5. Step 5: Solve for x
    x = 9,533,170.43/3,281.25
  6. Step 6: Final answer
    x = 2,905.35

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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.