Home / 11,397.15-17,097.62-3,999.69

Finding the Fourth Proportional to 11,397.15, 17,097.62 and 3,999.69

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Solution

The fourth proportional to 11,397.15, 17,097.62 and 3,999.69 is: 6,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.15 : 17,097.62 = 3,999.69 : x
  2. Step 2: Convert to fraction form
    11,397.15/17,097.62 = 3,999.69/x
  3. Step 3: Cross multiply
    11,397.15x = 17,097.62 × 3,999.69
  4. Step 4: Simplify right side
    11,397.15x = 68,385,159.74
  5. Step 5: Solve for x
    x = 68,385,159.74/11,397.15
  6. Step 6: Final answer
    x = 6,000.20

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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.