Home / 6,182.36-8,531.66-3,387.86

Finding the Fourth Proportional to 6,182.36, 8,531.66 and 3,387.86

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Solution

The fourth proportional to 6,182.36, 8,531.66 and 3,387.86 is: 4,675.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,182.36 : 8,531.66 = 3,387.86 : x
  2. Step 2: Convert to fraction form
    6,182.36/8,531.66 = 3,387.86/x
  3. Step 3: Cross multiply
    6,182.36x = 8,531.66 × 3,387.86
  4. Step 4: Simplify right side
    6,182.36x = 28,904,069.65
  5. Step 5: Solve for x
    x = 28,904,069.65/6,182.36
  6. Step 6: Final answer
    x = 4,675.25

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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.