Home / 11,381.08-17,071.62-3,590.68

Finding the Fourth Proportional to 11,381.08, 17,071.62 and 3,590.68

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Solution

The fourth proportional to 11,381.08, 17,071.62 and 3,590.68 is: 5,386.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.08 : 17,071.62 = 3,590.68 : x
  2. Step 2: Convert to fraction form
    11,381.08/17,071.62 = 3,590.68/x
  3. Step 3: Cross multiply
    11,381.08x = 17,071.62 × 3,590.68
  4. Step 4: Simplify right side
    11,381.08x = 61,298,724.50
  5. Step 5: Solve for x
    x = 61,298,724.50/11,381.08
  6. Step 6: Final answer
    x = 5,386.02

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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.