Home / 5,008.49-6,911.45-2,770.24

Finding the Fourth Proportional to 5,008.49, 6,911.45 and 2,770.24

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Solution

The fourth proportional to 5,008.49, 6,911.45 and 2,770.24 is: 3,822.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.49 : 6,911.45 = 2,770.24 : x
  2. Step 2: Convert to fraction form
    5,008.49/6,911.45 = 2,770.24/x
  3. Step 3: Cross multiply
    5,008.49x = 6,911.45 × 2,770.24
  4. Step 4: Simplify right side
    5,008.49x = 19,146,375.25
  5. Step 5: Solve for x
    x = 19,146,375.25/5,008.49
  6. Step 6: Final answer
    x = 3,822.78

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1.5x scale

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.