Home / 6,886.83-10,330.23-1,956.51

Finding the Fourth Proportional to 6,886.83, 10,330.23 and 1,956.51

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Solution

The fourth proportional to 6,886.83, 10,330.23 and 1,956.51 is: 2,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.83 : 10,330.23 = 1,956.51 : x
  2. Step 2: Convert to fraction form
    6,886.83/10,330.23 = 1,956.51/x
  3. Step 3: Cross multiply
    6,886.83x = 10,330.23 × 1,956.51
  4. Step 4: Simplify right side
    6,886.83x = 20,211,198.30
  5. Step 5: Solve for x
    x = 20,211,198.30/6,886.83
  6. Step 6: Final answer
    x = 2,934.76

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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.