Home / 7,590.58-11,387.49-2,660.52

Finding the Fourth Proportional to 7,590.58, 11,387.49 and 2,660.52

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Solution

The fourth proportional to 7,590.58, 11,387.49 and 2,660.52 is: 3,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.58 : 11,387.49 = 2,660.52 : x
  2. Step 2: Convert to fraction form
    7,590.58/11,387.49 = 2,660.52/x
  3. Step 3: Cross multiply
    7,590.58x = 11,387.49 × 2,660.52
  4. Step 4: Simplify right side
    7,590.58x = 30,296,644.89
  5. Step 5: Solve for x
    x = 30,296,644.89/7,590.58
  6. Step 6: Final answer
    x = 3,991.35

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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.