Home / 6,463.32-9,677.56-3,378.84

Finding the Fourth Proportional to 6,463.32, 9,677.56 and 3,378.84

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Solution

The fourth proportional to 6,463.32, 9,677.56 and 3,378.84 is: 5,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463.32 : 9,677.56 = 3,378.84 : x
  2. Step 2: Convert to fraction form
    6,463.32/9,677.56 = 3,378.84/x
  3. Step 3: Cross multiply
    6,463.32x = 9,677.56 × 3,378.84
  4. Step 4: Simplify right side
    6,463.32x = 32,698,926.83
  5. Step 5: Solve for x
    x = 32,698,926.83/6,463.32
  6. Step 6: Final answer
    x = 5,059.15

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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.