Home / 6,913.71-10,362.20-4,961.88

Finding the Fourth Proportional to 6,913.71, 10,362.20 and 4,961.88

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Solution

The fourth proportional to 6,913.71, 10,362.20 and 4,961.88 is: 7,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.71 : 10,362.20 = 4,961.88 : x
  2. Step 2: Convert to fraction form
    6,913.71/10,362.20 = 4,961.88/x
  3. Step 3: Cross multiply
    6,913.71x = 10,362.20 × 4,961.88
  4. Step 4: Simplify right side
    6,913.71x = 51,415,968.13
  5. Step 5: Solve for x
    x = 51,415,968.13/6,913.71
  6. Step 6: Final answer
    x = 7,436.81

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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.