Home / 11,585.38-17,379.42-4,193.32

Finding the Fourth Proportional to 11,585.38, 17,379.42 and 4,193.32

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Solution

The fourth proportional to 11,585.38, 17,379.42 and 4,193.32 is: 6,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.38 : 17,379.42 = 4,193.32 : x
  2. Step 2: Convert to fraction form
    11,585.38/17,379.42 = 4,193.32/x
  3. Step 3: Cross multiply
    11,585.38x = 17,379.42 × 4,193.32
  4. Step 4: Simplify right side
    11,585.38x = 72,877,438.39
  5. Step 5: Solve for x
    x = 72,877,438.39/11,585.38
  6. Step 6: Final answer
    x = 6,290.47

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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.