Home / 11,381.11-17,071.67-3,590.53

Finding the Fourth Proportional to 11,381.11, 17,071.67 and 3,590.53

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Solution

The fourth proportional to 11,381.11, 17,071.67 and 3,590.53 is: 5,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.11 : 17,071.67 = 3,590.53 : x
  2. Step 2: Convert to fraction form
    11,381.11/17,071.67 = 3,590.53/x
  3. Step 3: Cross multiply
    11,381.11x = 17,071.67 × 3,590.53
  4. Step 4: Simplify right side
    11,381.11x = 61,296,343.29
  5. Step 5: Solve for x
    x = 61,296,343.29/11,381.11
  6. Step 6: Final answer
    x = 5,385.80

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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.