Home / 3,281.11-4,525.37-2,102.29

Finding the Fourth Proportional to 3,281.11, 4,525.37 and 2,102.29

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Solution

The fourth proportional to 3,281.11, 4,525.37 and 2,102.29 is: 2,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.11 : 4,525.37 = 2,102.29 : x
  2. Step 2: Convert to fraction form
    3,281.11/4,525.37 = 2,102.29/x
  3. Step 3: Cross multiply
    3,281.11x = 4,525.37 × 2,102.29
  4. Step 4: Simplify right side
    3,281.11x = 9,513,626.16
  5. Step 5: Solve for x
    x = 9,513,626.16/3,281.11
  6. Step 6: Final answer
    x = 2,899.52

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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.