Home / 6,886.84-10,317.24-3,956.26

Finding the Fourth Proportional to 6,886.84, 10,317.24 and 3,956.26

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Solution

The fourth proportional to 6,886.84, 10,317.24 and 3,956.26 is: 5,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.84 : 10,317.24 = 3,956.26 : x
  2. Step 2: Convert to fraction form
    6,886.84/10,317.24 = 3,956.26/x
  3. Step 3: Cross multiply
    6,886.84x = 10,317.24 × 3,956.26
  4. Step 4: Simplify right side
    6,886.84x = 40,817,683.92
  5. Step 5: Solve for x
    x = 40,817,683.92/6,886.84
  6. Step 6: Final answer
    x = 5,926.91

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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.