Home / 11,612.85-16,025.56-6,307.62

Finding the Fourth Proportional to 11,612.85, 16,025.56 and 6,307.62

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Solution

The fourth proportional to 11,612.85, 16,025.56 and 6,307.62 is: 8,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.85 : 16,025.56 = 6,307.62 : x
  2. Step 2: Convert to fraction form
    11,612.85/16,025.56 = 6,307.62/x
  3. Step 3: Cross multiply
    11,612.85x = 16,025.56 × 6,307.62
  4. Step 4: Simplify right side
    11,612.85x = 101,083,142.77
  5. Step 5: Solve for x
    x = 101,083,142.77/11,612.85
  6. Step 6: Final answer
    x = 8,704.42

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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.