Home / 6,361.92-9,547.20-3,286.08

Finding the Fourth Proportional to 6,361.92, 9,547.20 and 3,286.08

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Solution

The fourth proportional to 6,361.92, 9,547.20 and 3,286.08 is: 4,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361.92 : 9,547.20 = 3,286.08 : x
  2. Step 2: Convert to fraction form
    6,361.92/9,547.20 = 3,286.08/x
  3. Step 3: Cross multiply
    6,361.92x = 9,547.20 × 3,286.08
  4. Step 4: Simplify right side
    6,361.92x = 31,372,862.98
  5. Step 5: Solve for x
    x = 31,372,862.98/6,361.92
  6. Step 6: Final answer
    x = 4,931.35

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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.