Home / 9,906.49-13,671.21-5,599.24

Finding the Fourth Proportional to 9,906.49, 13,671.21 and 5,599.24

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Solution

The fourth proportional to 9,906.49, 13,671.21 and 5,599.24 is: 7,727.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906.49 : 13,671.21 = 5,599.24 : x
  2. Step 2: Convert to fraction form
    9,906.49/13,671.21 = 5,599.24/x
  3. Step 3: Cross multiply
    9,906.49x = 13,671.21 × 5,599.24
  4. Step 4: Simplify right side
    9,906.49x = 76,548,372.70
  5. Step 5: Solve for x
    x = 76,548,372.70/9,906.49
  6. Step 6: Final answer
    x = 7,727.09

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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.