Home / 7,542.91-10,413.80-5,861.14

Finding the Fourth Proportional to 7,542.91, 10,413.80 and 5,861.14

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Solution

The fourth proportional to 7,542.91, 10,413.80 and 5,861.14 is: 8,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.91 : 10,413.80 = 5,861.14 : x
  2. Step 2: Convert to fraction form
    7,542.91/10,413.80 = 5,861.14/x
  3. Step 3: Cross multiply
    7,542.91x = 10,413.80 × 5,861.14
  4. Step 4: Simplify right side
    7,542.91x = 61,036,684.39
  5. Step 5: Solve for x
    x = 61,036,684.39/7,542.91
  6. Step 6: Final answer
    x = 8,091.93

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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.