Home / 8,162.47-11,260.96-5,328.93

Finding the Fourth Proportional to 8,162.47, 11,260.96 and 5,328.93

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Solution

The fourth proportional to 8,162.47, 11,260.96 and 5,328.93 is: 7,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.47 : 11,260.96 = 5,328.93 : x
  2. Step 2: Convert to fraction form
    8,162.47/11,260.96 = 5,328.93/x
  3. Step 3: Cross multiply
    8,162.47x = 11,260.96 × 5,328.93
  4. Step 4: Simplify right side
    8,162.47x = 60,008,926.45
  5. Step 5: Solve for x
    x = 60,008,926.45/8,162.47
  6. Step 6: Final answer
    x = 7,351.81

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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.