Home / 6,486.41-8,943.28-3,832.85

Finding the Fourth Proportional to 6,486.41, 8,943.28 and 3,832.85

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Solution

The fourth proportional to 6,486.41, 8,943.28 and 3,832.85 is: 5,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486.41 : 8,943.28 = 3,832.85 : x
  2. Step 2: Convert to fraction form
    6,486.41/8,943.28 = 3,832.85/x
  3. Step 3: Cross multiply
    6,486.41x = 8,943.28 × 3,832.85
  4. Step 4: Simplify right side
    6,486.41x = 34,278,263.52
  5. Step 5: Solve for x
    x = 34,278,263.52/6,486.41
  6. Step 6: Final answer
    x = 5,284.63

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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.