Home / 8,156.06-11,260.04-5,369.66

Finding the Fourth Proportional to 8,156.06, 11,260.04 and 5,369.66

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Solution

The fourth proportional to 8,156.06, 11,260.04 and 5,369.66 is: 7,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.06 : 11,260.04 = 5,369.66 : x
  2. Step 2: Convert to fraction form
    8,156.06/11,260.04 = 5,369.66/x
  3. Step 3: Cross multiply
    8,156.06x = 11,260.04 × 5,369.66
  4. Step 4: Simplify right side
    8,156.06x = 60,462,586.39
  5. Step 5: Solve for x
    x = 60,462,586.39/8,156.06
  6. Step 6: Final answer
    x = 7,413.21

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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.