Home / 6,328.14-9,471.56-5,721.86

Finding the Fourth Proportional to 6,328.14, 9,471.56 and 5,721.86

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Solution

The fourth proportional to 6,328.14, 9,471.56 and 5,721.86 is: 8,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.14 : 9,471.56 = 5,721.86 : x
  2. Step 2: Convert to fraction form
    6,328.14/9,471.56 = 5,721.86/x
  3. Step 3: Cross multiply
    6,328.14x = 9,471.56 × 5,721.86
  4. Step 4: Simplify right side
    6,328.14x = 54,194,864.33
  5. Step 5: Solve for x
    x = 54,194,864.33/6,328.14
  6. Step 6: Final answer
    x = 8,564.11

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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.