Home / 9,185.90-13,767.91-6,397.47

Finding the Fourth Proportional to 9,185.90, 13,767.91 and 6,397.47

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Solution

The fourth proportional to 9,185.90, 13,767.91 and 6,397.47 is: 9,588.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.90 : 13,767.91 = 6,397.47 : x
  2. Step 2: Convert to fraction form
    9,185.90/13,767.91 = 6,397.47/x
  3. Step 3: Cross multiply
    9,185.90x = 13,767.91 × 6,397.47
  4. Step 4: Simplify right side
    9,185.90x = 88,079,791.19
  5. Step 5: Solve for x
    x = 88,079,791.19/9,185.90
  6. Step 6: Final answer
    x = 9,588.59

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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.