Home / 5,216.49-7,818.66-1,926.27

Finding the Fourth Proportional to 5,216.49, 7,818.66 and 1,926.27

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Solution

The fourth proportional to 5,216.49, 7,818.66 and 1,926.27 is: 2,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.49 : 7,818.66 = 1,926.27 : x
  2. Step 2: Convert to fraction form
    5,216.49/7,818.66 = 1,926.27/x
  3. Step 3: Cross multiply
    5,216.49x = 7,818.66 × 1,926.27
  4. Step 4: Simplify right side
    5,216.49x = 15,060,850.20
  5. Step 5: Solve for x
    x = 15,060,850.20/5,216.49
  6. Step 6: Final answer
    x = 2,887.16

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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.