Home / 6,181.08-8,531.01-3,943.65

Finding the Fourth Proportional to 6,181.08, 8,531.01 and 3,943.65

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Solution

The fourth proportional to 6,181.08, 8,531.01 and 3,943.65 is: 5,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.08 : 8,531.01 = 3,943.65 : x
  2. Step 2: Convert to fraction form
    6,181.08/8,531.01 = 3,943.65/x
  3. Step 3: Cross multiply
    6,181.08x = 8,531.01 × 3,943.65
  4. Step 4: Simplify right side
    6,181.08x = 33,643,317.59
  5. Step 5: Solve for x
    x = 33,643,317.59/6,181.08
  6. Step 6: Final answer
    x = 5,442.95

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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.