Home / 9,960.06-13,745.13-5,483.39

Finding the Fourth Proportional to 9,960.06, 13,745.13 and 5,483.39

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Solution

The fourth proportional to 9,960.06, 13,745.13 and 5,483.39 is: 7,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.06 : 13,745.13 = 5,483.39 : x
  2. Step 2: Convert to fraction form
    9,960.06/13,745.13 = 5,483.39/x
  3. Step 3: Cross multiply
    9,960.06x = 13,745.13 × 5,483.39
  4. Step 4: Simplify right side
    9,960.06x = 75,369,942.75
  5. Step 5: Solve for x
    x = 75,369,942.75/9,960.06
  6. Step 6: Final answer
    x = 7,567.22

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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.