Home / 6,989.32-10,484.34-2,245.87

Finding the Fourth Proportional to 6,989.32, 10,484.34 and 2,245.87

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Solution

The fourth proportional to 6,989.32, 10,484.34 and 2,245.87 is: 3,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.32 : 10,484.34 = 2,245.87 : x
  2. Step 2: Convert to fraction form
    6,989.32/10,484.34 = 2,245.87/x
  3. Step 3: Cross multiply
    6,989.32x = 10,484.34 × 2,245.87
  4. Step 4: Simplify right side
    6,989.32x = 23,546,464.68
  5. Step 5: Solve for x
    x = 23,546,464.68/6,989.32
  6. Step 6: Final answer
    x = 3,368.92

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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.