Home / 11,488.02-17,231.14-3,590.65

Finding the Fourth Proportional to 11,488.02, 17,231.14 and 3,590.65

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Solution

The fourth proportional to 11,488.02, 17,231.14 and 3,590.65 is: 5,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488.02 : 17,231.14 = 3,590.65 : x
  2. Step 2: Convert to fraction form
    11,488.02/17,231.14 = 3,590.65/x
  3. Step 3: Cross multiply
    11,488.02x = 17,231.14 × 3,590.65
  4. Step 4: Simplify right side
    11,488.02x = 61,870,992.84
  5. Step 5: Solve for x
    x = 61,870,992.84/11,488.02
  6. Step 6: Final answer
    x = 5,385.70

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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.