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Finding the Fourth Proportional to 7,573.88, 11,359 and 2,379.76

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Solution

The fourth proportional to 7,573.88, 11,359 and 2,379.76 is: 3,569.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.88 : 11,359 = 2,379.76 : x
  2. Step 2: Convert to fraction form
    7,573.88/11,359 = 2,379.76/x
  3. Step 3: Cross multiply
    7,573.88x = 11,359 × 2,379.76
  4. Step 4: Simplify right side
    7,573.88x = 27,031,693.84
  5. Step 5: Solve for x
    x = 27,031,693.84/7,573.88
  6. Step 6: Final answer
    x = 3,569.07

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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.