Home / 11,508.04-17,262.44-3,188.13

Finding the Fourth Proportional to 11,508.04, 17,262.44 and 3,188.13

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Solution

The fourth proportional to 11,508.04, 17,262.44 and 3,188.13 is: 4,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.04 : 17,262.44 = 3,188.13 : x
  2. Step 2: Convert to fraction form
    11,508.04/17,262.44 = 3,188.13/x
  3. Step 3: Cross multiply
    11,508.04x = 17,262.44 × 3,188.13
  4. Step 4: Simplify right side
    11,508.04x = 55,034,902.84
  5. Step 5: Solve for x
    x = 55,034,902.84/11,508.04
  6. Step 6: Final answer
    x = 4,782.30

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1.5x scale

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.