Home / 7,218.76-10,828.46-2,024.52

Finding the Fourth Proportional to 7,218.76, 10,828.46 and 2,024.52

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Solution

The fourth proportional to 7,218.76, 10,828.46 and 2,024.52 is: 3,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.76 : 10,828.46 = 2,024.52 : x
  2. Step 2: Convert to fraction form
    7,218.76/10,828.46 = 2,024.52/x
  3. Step 3: Cross multiply
    7,218.76x = 10,828.46 × 2,024.52
  4. Step 4: Simplify right side
    7,218.76x = 21,922,433.84
  5. Step 5: Solve for x
    x = 21,922,433.84/7,218.76
  6. Step 6: Final answer
    x = 3,036.87

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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.