Home / 8,996.19-12,414.56-5,219.70

Finding the Fourth Proportional to 8,996.19, 12,414.56 and 5,219.70

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Solution

The fourth proportional to 8,996.19, 12,414.56 and 5,219.70 is: 7,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.19 : 12,414.56 = 5,219.70 : x
  2. Step 2: Convert to fraction form
    8,996.19/12,414.56 = 5,219.70/x
  3. Step 3: Cross multiply
    8,996.19x = 12,414.56 × 5,219.70
  4. Step 4: Simplify right side
    8,996.19x = 64,800,190.66
  5. Step 5: Solve for x
    x = 64,800,190.66/8,996.19
  6. Step 6: Final answer
    x = 7,203.07

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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.