Home / 7,161.17-10,727.28-4,036.50

Finding the Fourth Proportional to 7,161.17, 10,727.28 and 4,036.50

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Solution

The fourth proportional to 7,161.17, 10,727.28 and 4,036.50 is: 6,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.17 : 10,727.28 = 4,036.50 : x
  2. Step 2: Convert to fraction form
    7,161.17/10,727.28 = 4,036.50/x
  3. Step 3: Cross multiply
    7,161.17x = 10,727.28 × 4,036.50
  4. Step 4: Simplify right side
    7,161.17x = 43,300,665.72
  5. Step 5: Solve for x
    x = 43,300,665.72/7,161.17
  6. Step 6: Final answer
    x = 6,046.60

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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.