Home / 3,309.36-4,956.84-2,538.96

Finding the Fourth Proportional to 3,309.36, 4,956.84 and 2,538.96

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Solution

The fourth proportional to 3,309.36, 4,956.84 and 2,538.96 is: 3,802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.36 : 4,956.84 = 2,538.96 : x
  2. Step 2: Convert to fraction form
    3,309.36/4,956.84 = 2,538.96/x
  3. Step 3: Cross multiply
    3,309.36x = 4,956.84 × 2,538.96
  4. Step 4: Simplify right side
    3,309.36x = 12,585,218.49
  5. Step 5: Solve for x
    x = 12,585,218.49/3,309.36
  6. Step 6: Final answer
    x = 3,802.92

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1.5x scale

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.