Home / 7,356.18-11,036.14-2,162.06

Finding the Fourth Proportional to 7,356.18, 11,036.14 and 2,162.06

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Solution

The fourth proportional to 7,356.18, 11,036.14 and 2,162.06 is: 3,243.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.18 : 11,036.14 = 2,162.06 : x
  2. Step 2: Convert to fraction form
    7,356.18/11,036.14 = 2,162.06/x
  3. Step 3: Cross multiply
    7,356.18x = 11,036.14 × 2,162.06
  4. Step 4: Simplify right side
    7,356.18x = 23,860,730.86
  5. Step 5: Solve for x
    x = 23,860,730.86/7,356.18
  6. Step 6: Final answer
    x = 3,243.63

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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.