Home / 9,960.66-13,745.67-5,484.42

Finding the Fourth Proportional to 9,960.66, 13,745.67 and 5,484.42

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Solution

The fourth proportional to 9,960.66, 13,745.67 and 5,484.42 is: 7,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.66 : 13,745.67 = 5,484.42 : x
  2. Step 2: Convert to fraction form
    9,960.66/13,745.67 = 5,484.42/x
  3. Step 3: Cross multiply
    9,960.66x = 13,745.67 × 5,484.42
  4. Step 4: Simplify right side
    9,960.66x = 75,386,958.73
  5. Step 5: Solve for x
    x = 75,386,958.73/9,960.66
  6. Step 6: Final answer
    x = 7,568.47

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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.