Home / 2,956.32-4,434.57-1,107.08

Finding the Fourth Proportional to 2,956.32, 4,434.57 and 1,107.08

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Solution

The fourth proportional to 2,956.32, 4,434.57 and 1,107.08 is: 1,660.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.32 : 4,434.57 = 1,107.08 : x
  2. Step 2: Convert to fraction form
    2,956.32/4,434.57 = 1,107.08/x
  3. Step 3: Cross multiply
    2,956.32x = 4,434.57 × 1,107.08
  4. Step 4: Simplify right side
    2,956.32x = 4,909,409.90
  5. Step 5: Solve for x
    x = 4,909,409.90/2,956.32
  6. Step 6: Final answer
    x = 1,660.65

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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.