Home / 3,236.10-4,465.82-2,118.90

Finding the Fourth Proportional to 3,236.10, 4,465.82 and 2,118.90

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Solution

The fourth proportional to 3,236.10, 4,465.82 and 2,118.90 is: 2,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.10 : 4,465.82 = 2,118.90 : x
  2. Step 2: Convert to fraction form
    3,236.10/4,465.82 = 2,118.90/x
  3. Step 3: Cross multiply
    3,236.10x = 4,465.82 × 2,118.90
  4. Step 4: Simplify right side
    3,236.10x = 9,462,626.00
  5. Step 5: Solve for x
    x = 9,462,626.00/3,236.10
  6. Step 6: Final answer
    x = 2,924.08

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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.