Home / 9,960.19-13,745.15-5,483.97

Finding the Fourth Proportional to 9,960.19, 13,745.15 and 5,483.97

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Solution

The fourth proportional to 9,960.19, 13,745.15 and 5,483.97 is: 7,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.19 : 13,745.15 = 5,483.97 : x
  2. Step 2: Convert to fraction form
    9,960.19/13,745.15 = 5,483.97/x
  3. Step 3: Cross multiply
    9,960.19x = 13,745.15 × 5,483.97
  4. Step 4: Simplify right side
    9,960.19x = 75,377,990.25
  5. Step 5: Solve for x
    x = 75,377,990.25/9,960.19
  6. Step 6: Final answer
    x = 7,567.93

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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.