Home / 11,397.78-17,089.47-4,002.93

Finding the Fourth Proportional to 11,397.78, 17,089.47 and 4,002.93

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Solution

The fourth proportional to 11,397.78, 17,089.47 and 4,002.93 is: 6,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.78 : 17,089.47 = 4,002.93 : x
  2. Step 2: Convert to fraction form
    11,397.78/17,089.47 = 4,002.93/x
  3. Step 3: Cross multiply
    11,397.78x = 17,089.47 × 4,002.93
  4. Step 4: Simplify right side
    11,397.78x = 68,407,952.15
  5. Step 5: Solve for x
    x = 68,407,952.15/11,397.78
  6. Step 6: Final answer
    x = 6,001.87

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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.