Home / 11,612.57-16,025.25-6,307.37

Finding the Fourth Proportional to 11,612.57, 16,025.25 and 6,307.37

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Solution

The fourth proportional to 11,612.57, 16,025.25 and 6,307.37 is: 8,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.57 : 16,025.25 = 6,307.37 : x
  2. Step 2: Convert to fraction form
    11,612.57/16,025.25 = 6,307.37/x
  3. Step 3: Cross multiply
    11,612.57x = 16,025.25 × 6,307.37
  4. Step 4: Simplify right side
    11,612.57x = 101,077,181.09
  5. Step 5: Solve for x
    x = 101,077,181.09/11,612.57
  6. Step 6: Final answer
    x = 8,704.12

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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.