Home / 6,371.32-9,558.31-3,210.54

Finding the Fourth Proportional to 6,371.32, 9,558.31 and 3,210.54

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Solution

The fourth proportional to 6,371.32, 9,558.31 and 3,210.54 is: 4,816.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.32 : 9,558.31 = 3,210.54 : x
  2. Step 2: Convert to fraction form
    6,371.32/9,558.31 = 3,210.54/x
  3. Step 3: Cross multiply
    6,371.32x = 9,558.31 × 3,210.54
  4. Step 4: Simplify right side
    6,371.32x = 30,687,290.76
  5. Step 5: Solve for x
    x = 30,687,290.76/6,371.32
  6. Step 6: Final answer
    x = 4,816.47

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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.