Home / 8,086.50-11,159.64-4,549.50

Finding the Fourth Proportional to 8,086.50, 11,159.64 and 4,549.50

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Solution

The fourth proportional to 8,086.50, 11,159.64 and 4,549.50 is: 6,278.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.50 : 11,159.64 = 4,549.50 : x
  2. Step 2: Convert to fraction form
    8,086.50/11,159.64 = 4,549.50/x
  3. Step 3: Cross multiply
    8,086.50x = 11,159.64 × 4,549.50
  4. Step 4: Simplify right side
    8,086.50x = 50,770,782.18
  5. Step 5: Solve for x
    x = 50,770,782.18/8,086.50
  6. Step 6: Final answer
    x = 6,278.46

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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.