Home / 11,381.58-17,073.18-3,590.19

Finding the Fourth Proportional to 11,381.58, 17,073.18 and 3,590.19

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Solution

The fourth proportional to 11,381.58, 17,073.18 and 3,590.19 is: 5,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.58 : 17,073.18 = 3,590.19 : x
  2. Step 2: Convert to fraction form
    11,381.58/17,073.18 = 3,590.19/x
  3. Step 3: Cross multiply
    11,381.58x = 17,073.18 × 3,590.19
  4. Step 4: Simplify right side
    11,381.58x = 61,295,960.10
  5. Step 5: Solve for x
    x = 61,295,960.10/11,381.58
  6. Step 6: Final answer
    x = 5,385.54

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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.