Home / 6,912.79-10,367.35-2,530.28

Finding the Fourth Proportional to 6,912.79, 10,367.35 and 2,530.28

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Solution

The fourth proportional to 6,912.79, 10,367.35 and 2,530.28 is: 3,794.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.79 : 10,367.35 = 2,530.28 : x
  2. Step 2: Convert to fraction form
    6,912.79/10,367.35 = 2,530.28/x
  3. Step 3: Cross multiply
    6,912.79x = 10,367.35 × 2,530.28
  4. Step 4: Simplify right side
    6,912.79x = 26,232,298.36
  5. Step 5: Solve for x
    x = 26,232,298.36/6,912.79
  6. Step 6: Final answer
    x = 3,794.75

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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.