Home / 7,614.15-11,413.44-4,320.28

Finding the Fourth Proportional to 7,614.15, 11,413.44 and 4,320.28

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Solution

The fourth proportional to 7,614.15, 11,413.44 and 4,320.28 is: 6,476.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.15 : 11,413.44 = 4,320.28 : x
  2. Step 2: Convert to fraction form
    7,614.15/11,413.44 = 4,320.28/x
  3. Step 3: Cross multiply
    7,614.15x = 11,413.44 × 4,320.28
  4. Step 4: Simplify right side
    7,614.15x = 49,309,270.83
  5. Step 5: Solve for x
    x = 49,309,270.83/7,614.15
  6. Step 6: Final answer
    x = 6,476.01

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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.