Home / 11,169.43-15,413.21-6,134.32

Finding the Fourth Proportional to 11,169.43, 15,413.21 and 6,134.32

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Solution

The fourth proportional to 11,169.43, 15,413.21 and 6,134.32 is: 8,465.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.43 : 15,413.21 = 6,134.32 : x
  2. Step 2: Convert to fraction form
    11,169.43/15,413.21 = 6,134.32/x
  3. Step 3: Cross multiply
    11,169.43x = 15,413.21 × 6,134.32
  4. Step 4: Simplify right side
    11,169.43x = 94,549,500.64
  5. Step 5: Solve for x
    x = 94,549,500.64/11,169.43
  6. Step 6: Final answer
    x = 8,465.02

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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.