Home / 1,956.42-2,932.65-1,226.50

Finding the Fourth Proportional to 1,956.42, 2,932.65 and 1,226.50

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Solution

The fourth proportional to 1,956.42, 2,932.65 and 1,226.50 is: 1,838.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956.42 : 2,932.65 = 1,226.50 : x
  2. Step 2: Convert to fraction form
    1,956.42/2,932.65 = 1,226.50/x
  3. Step 3: Cross multiply
    1,956.42x = 2,932.65 × 1,226.50
  4. Step 4: Simplify right side
    1,956.42x = 3,596,896.42
  5. Step 5: Solve for x
    x = 3,596,896.42/1,956.42
  6. Step 6: Final answer
    x = 1,838.51

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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.