Home / 8,943.24-12,341.42-4,910.06

Finding the Fourth Proportional to 8,943.24, 12,341.42 and 4,910.06

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Solution

The fourth proportional to 8,943.24, 12,341.42 and 4,910.06 is: 6,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.24 : 12,341.42 = 4,910.06 : x
  2. Step 2: Convert to fraction form
    8,943.24/12,341.42 = 4,910.06/x
  3. Step 3: Cross multiply
    8,943.24x = 12,341.42 × 4,910.06
  4. Step 4: Simplify right side
    8,943.24x = 60,597,112.69
  5. Step 5: Solve for x
    x = 60,597,112.69/8,943.24
  6. Step 6: Final answer
    x = 6,775.74

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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.