Home / 6,976.35-10,464.12-5,878.80

Finding the Fourth Proportional to 6,976.35, 10,464.12 and 5,878.80

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Solution

The fourth proportional to 6,976.35, 10,464.12 and 5,878.80 is: 8,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.35 : 10,464.12 = 5,878.80 : x
  2. Step 2: Convert to fraction form
    6,976.35/10,464.12 = 5,878.80/x
  3. Step 3: Cross multiply
    6,976.35x = 10,464.12 × 5,878.80
  4. Step 4: Simplify right side
    6,976.35x = 61,516,468.66
  5. Step 5: Solve for x
    x = 61,516,468.66/6,976.35
  6. Step 6: Final answer
    x = 8,817.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.