Home / 11,169.32-15,413.96-6,133.87

Finding the Fourth Proportional to 11,169.32, 15,413.96 and 6,133.87

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Solution

The fourth proportional to 11,169.32, 15,413.96 and 6,133.87 is: 8,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.32 : 15,413.96 = 6,133.87 : x
  2. Step 2: Convert to fraction form
    11,169.32/15,413.96 = 6,133.87/x
  3. Step 3: Cross multiply
    11,169.32x = 15,413.96 × 6,133.87
  4. Step 4: Simplify right side
    11,169.32x = 94,547,119.09
  5. Step 5: Solve for x
    x = 94,547,119.09/11,169.32
  6. Step 6: Final answer
    x = 8,464.89

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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.