Home / 11,612.62-16,025.43-6,307.39

Finding the Fourth Proportional to 11,612.62, 16,025.43 and 6,307.39

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Solution

The fourth proportional to 11,612.62, 16,025.43 and 6,307.39 is: 8,704.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.62 : 16,025.43 = 6,307.39 : x
  2. Step 2: Convert to fraction form
    11,612.62/16,025.43 = 6,307.39/x
  3. Step 3: Cross multiply
    11,612.62x = 16,025.43 × 6,307.39
  4. Step 4: Simplify right side
    11,612.62x = 101,078,636.93
  5. Step 5: Solve for x
    x = 101,078,636.93/11,612.62
  6. Step 6: Final answer
    x = 8,704.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.