Home / 7,345.27-11,015.57-2,413.76

Finding the Fourth Proportional to 7,345.27, 11,015.57 and 2,413.76

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Solution

The fourth proportional to 7,345.27, 11,015.57 and 2,413.76 is: 3,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.27 : 11,015.57 = 2,413.76 : x
  2. Step 2: Convert to fraction form
    7,345.27/11,015.57 = 2,413.76/x
  3. Step 3: Cross multiply
    7,345.27x = 11,015.57 × 2,413.76
  4. Step 4: Simplify right side
    7,345.27x = 26,588,942.24
  5. Step 5: Solve for x
    x = 26,588,942.24/7,345.27
  6. Step 6: Final answer
    x = 3,619.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.