Home / 3,267.76-4,903.20-1,622.32

Finding the Fourth Proportional to 3,267.76, 4,903.20 and 1,622.32

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Solution

The fourth proportional to 3,267.76, 4,903.20 and 1,622.32 is: 2,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.76 : 4,903.20 = 1,622.32 : x
  2. Step 2: Convert to fraction form
    3,267.76/4,903.20 = 1,622.32/x
  3. Step 3: Cross multiply
    3,267.76x = 4,903.20 × 1,622.32
  4. Step 4: Simplify right side
    3,267.76x = 7,954,559.42
  5. Step 5: Solve for x
    x = 7,954,559.42/3,267.76
  6. Step 6: Final answer
    x = 2,434.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.