Home / 9,752.47-13,469.31-6,603.19

Finding the Fourth Proportional to 9,752.47, 13,469.31 and 6,603.19

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Solution

The fourth proportional to 9,752.47, 13,469.31 and 6,603.19 is: 9,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,752.47 : 13,469.31 = 6,603.19 : x
  2. Step 2: Convert to fraction form
    9,752.47/13,469.31 = 6,603.19/x
  3. Step 3: Cross multiply
    9,752.47x = 13,469.31 × 6,603.19
  4. Step 4: Simplify right side
    9,752.47x = 88,940,413.10
  5. Step 5: Solve for x
    x = 88,940,413.10/9,752.47
  6. Step 6: Final answer
    x = 9,119.78

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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.