Home / 7,573.13-11,359.79-2,379

Finding the Fourth Proportional to 7,573.13, 11,359.79 and 2,379

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Solution

The fourth proportional to 7,573.13, 11,359.79 and 2,379 is: 3,568.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.13 : 11,359.79 = 2,379 : x
  2. Step 2: Convert to fraction form
    7,573.13/11,359.79 = 2,379/x
  3. Step 3: Cross multiply
    7,573.13x = 11,359.79 × 2,379
  4. Step 4: Simplify right side
    7,573.13x = 27,024,946.36
  5. Step 5: Solve for x
    x = 27,024,946.36/7,573.13
  6. Step 6: Final answer
    x = 3,568.53

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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.