Home / 7,413.93-10,176.74-6,555.84

Finding the Fourth Proportional to 7,413.93, 10,176.74 and 6,555.84

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Solution

The fourth proportional to 7,413.93, 10,176.74 and 6,555.84 is: 8,998.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.93 : 10,176.74 = 6,555.84 : x
  2. Step 2: Convert to fraction form
    7,413.93/10,176.74 = 6,555.84/x
  3. Step 3: Cross multiply
    7,413.93x = 10,176.74 × 6,555.84
  4. Step 4: Simplify right side
    7,413.93x = 66,717,046.38
  5. Step 5: Solve for x
    x = 66,717,046.38/7,413.93
  6. Step 6: Final answer
    x = 8,998.88

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.