Home / 5,118.34-7,677.52-2,824.42

Finding the Fourth Proportional to 5,118.34, 7,677.52 and 2,824.42

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Solution

The fourth proportional to 5,118.34, 7,677.52 and 2,824.42 is: 4,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.34 : 7,677.52 = 2,824.42 : x
  2. Step 2: Convert to fraction form
    5,118.34/7,677.52 = 2,824.42/x
  3. Step 3: Cross multiply
    5,118.34x = 7,677.52 × 2,824.42
  4. Step 4: Simplify right side
    5,118.34x = 21,684,546.11
  5. Step 5: Solve for x
    x = 21,684,546.11/5,118.34
  6. Step 6: Final answer
    x = 4,236.63

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1.5x scale

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.