Home / 6,331.77-9,487.38-3,859.08

Finding the Fourth Proportional to 6,331.77, 9,487.38 and 3,859.08

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Solution

The fourth proportional to 6,331.77, 9,487.38 and 3,859.08 is: 5,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.77 : 9,487.38 = 3,859.08 : x
  2. Step 2: Convert to fraction form
    6,331.77/9,487.38 = 3,859.08/x
  3. Step 3: Cross multiply
    6,331.77x = 9,487.38 × 3,859.08
  4. Step 4: Simplify right side
    6,331.77x = 36,612,558.41
  5. Step 5: Solve for x
    x = 36,612,558.41/6,331.77
  6. Step 6: Final answer
    x = 5,782.36

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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.