Home / 6,331.35-8,734.36-3,678.26

Finding the Fourth Proportional to 6,331.35, 8,734.36 and 3,678.26

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Solution

The fourth proportional to 6,331.35, 8,734.36 and 3,678.26 is: 5,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.35 : 8,734.36 = 3,678.26 : x
  2. Step 2: Convert to fraction form
    6,331.35/8,734.36 = 3,678.26/x
  3. Step 3: Cross multiply
    6,331.35x = 8,734.36 × 3,678.26
  4. Step 4: Simplify right side
    6,331.35x = 32,127,228.62
  5. Step 5: Solve for x
    x = 32,127,228.62/6,331.35
  6. Step 6: Final answer
    x = 5,074.31

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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.