Home / 3,267.57-4,511.12-2,150.42

Finding the Fourth Proportional to 3,267.57, 4,511.12 and 2,150.42

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Solution

The fourth proportional to 3,267.57, 4,511.12 and 2,150.42 is: 2,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.57 : 4,511.12 = 2,150.42 : x
  2. Step 2: Convert to fraction form
    3,267.57/4,511.12 = 2,150.42/x
  3. Step 3: Cross multiply
    3,267.57x = 4,511.12 × 2,150.42
  4. Step 4: Simplify right side
    3,267.57x = 9,700,802.67
  5. Step 5: Solve for x
    x = 9,700,802.67/3,267.57
  6. Step 6: Final answer
    x = 2,968.81

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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.