Home / 11,169.36-15,413.04-6,452.64

Finding the Fourth Proportional to 11,169.36, 15,413.04 and 6,452.64

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Solution

The fourth proportional to 11,169.36, 15,413.04 and 6,452.64 is: 8,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.36 : 15,413.04 = 6,452.64 : x
  2. Step 2: Convert to fraction form
    11,169.36/15,413.04 = 6,452.64/x
  3. Step 3: Cross multiply
    11,169.36x = 15,413.04 × 6,452.64
  4. Step 4: Simplify right side
    11,169.36x = 99,454,798.43
  5. Step 5: Solve for x
    x = 99,454,798.43/11,169.36
  6. Step 6: Final answer
    x = 8,904.25

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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.