Home / 4,926.64-6,798.90-2,688.66

Finding the Fourth Proportional to 4,926.64, 6,798.90 and 2,688.66

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Solution

The fourth proportional to 4,926.64, 6,798.90 and 2,688.66 is: 3,710.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.64 : 6,798.90 = 2,688.66 : x
  2. Step 2: Convert to fraction form
    4,926.64/6,798.90 = 2,688.66/x
  3. Step 3: Cross multiply
    4,926.64x = 6,798.90 × 2,688.66
  4. Step 4: Simplify right side
    4,926.64x = 18,279,921.43
  5. Step 5: Solve for x
    x = 18,279,921.43/4,926.64
  6. Step 6: Final answer
    x = 3,710.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.