Home / 6,975.53-10,463.28-1,781.41

Finding the Fourth Proportional to 6,975.53, 10,463.28 and 1,781.41

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Solution

The fourth proportional to 6,975.53, 10,463.28 and 1,781.41 is: 2,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.53 : 10,463.28 = 1,781.41 : x
  2. Step 2: Convert to fraction form
    6,975.53/10,463.28 = 1,781.41/x
  3. Step 3: Cross multiply
    6,975.53x = 10,463.28 × 1,781.41
  4. Step 4: Simplify right side
    6,975.53x = 18,639,391.62
  5. Step 5: Solve for x
    x = 18,639,391.62/6,975.53
  6. Step 6: Final answer
    x = 2,672.11

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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.