Home / 8,156.07-11,260.04-5,369.67

Finding the Fourth Proportional to 8,156.07, 11,260.04 and 5,369.67

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Solution

The fourth proportional to 8,156.07, 11,260.04 and 5,369.67 is: 7,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.07 : 11,260.04 = 5,369.67 : x
  2. Step 2: Convert to fraction form
    8,156.07/11,260.04 = 5,369.67/x
  3. Step 3: Cross multiply
    8,156.07x = 11,260.04 × 5,369.67
  4. Step 4: Simplify right side
    8,156.07x = 60,462,698.99
  5. Step 5: Solve for x
    x = 60,462,698.99/8,156.07
  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.