Home / 8,940.07-12,337.43-4,961.44

Finding the Fourth Proportional to 8,940.07, 12,337.43 and 4,961.44

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Solution

The fourth proportional to 8,940.07, 12,337.43 and 4,961.44 is: 6,846.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.07 : 12,337.43 = 4,961.44 : x
  2. Step 2: Convert to fraction form
    8,940.07/12,337.43 = 4,961.44/x
  3. Step 3: Cross multiply
    8,940.07x = 12,337.43 × 4,961.44
  4. Step 4: Simplify right side
    8,940.07x = 61,211,332.20
  5. Step 5: Solve for x
    x = 61,211,332.20/8,940.07
  6. Step 6: Final answer
    x = 6,846.86

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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.