Home / 9,179.47-13,767.39-4,497.49

Finding the Fourth Proportional to 9,179.47, 13,767.39 and 4,497.49

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Solution

The fourth proportional to 9,179.47, 13,767.39 and 4,497.49 is: 6,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.47 : 13,767.39 = 4,497.49 : x
  2. Step 2: Convert to fraction form
    9,179.47/13,767.39 = 4,497.49/x
  3. Step 3: Cross multiply
    9,179.47x = 13,767.39 × 4,497.49
  4. Step 4: Simplify right side
    9,179.47x = 61,918,698.85
  5. Step 5: Solve for x
    x = 61,918,698.85/9,179.47
  6. Step 6: Final answer
    x = 6,745.35

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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.