Home / 8,413.24-11,609.66-4,876.38

Finding the Fourth Proportional to 8,413.24, 11,609.66 and 4,876.38

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Solution

The fourth proportional to 8,413.24, 11,609.66 and 4,876.38 is: 6,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.24 : 11,609.66 = 4,876.38 : x
  2. Step 2: Convert to fraction form
    8,413.24/11,609.66 = 4,876.38/x
  3. Step 3: Cross multiply
    8,413.24x = 11,609.66 × 4,876.38
  4. Step 4: Simplify right side
    8,413.24x = 56,613,113.83
  5. Step 5: Solve for x
    x = 56,613,113.83/8,413.24
  6. Step 6: Final answer
    x = 6,729.05

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Half scale
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Double scale
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Similar ratio
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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.