Home / 6,077.25-8,387.82-3,424.70

Finding the Fourth Proportional to 6,077.25, 8,387.82 and 3,424.70

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Solution

The fourth proportional to 6,077.25, 8,387.82 and 3,424.70 is: 4,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.25 : 8,387.82 = 3,424.70 : x
  2. Step 2: Convert to fraction form
    6,077.25/8,387.82 = 3,424.70/x
  3. Step 3: Cross multiply
    6,077.25x = 8,387.82 × 3,424.70
  4. Step 4: Simplify right side
    6,077.25x = 28,725,788.12
  5. Step 5: Solve for x
    x = 28,725,788.12/6,077.25
  6. Step 6: Final answer
    x = 4,726.77

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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.