Home / 6,989.32-10,484.31-2,309.75

Finding the Fourth Proportional to 6,989.32, 10,484.31 and 2,309.75

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Solution

The fourth proportional to 6,989.32, 10,484.31 and 2,309.75 is: 3,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.32 : 10,484.31 = 2,309.75 : x
  2. Step 2: Convert to fraction form
    6,989.32/10,484.31 = 2,309.75/x
  3. Step 3: Cross multiply
    6,989.32x = 10,484.31 × 2,309.75
  4. Step 4: Simplify right side
    6,989.32x = 24,216,076.83
  5. Step 5: Solve for x
    x = 24,216,076.83/6,989.32
  6. Step 6: Final answer
    x = 3,464.73

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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.