Home / 5,969.22-8,947.40-3,778.58

Finding the Fourth Proportional to 5,969.22, 8,947.40 and 3,778.58

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Solution

The fourth proportional to 5,969.22, 8,947.40 and 3,778.58 is: 5,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.22 : 8,947.40 = 3,778.58 : x
  2. Step 2: Convert to fraction form
    5,969.22/8,947.40 = 3,778.58/x
  3. Step 3: Cross multiply
    5,969.22x = 8,947.40 × 3,778.58
  4. Step 4: Simplify right side
    5,969.22x = 33,808,403.06
  5. Step 5: Solve for x
    x = 33,808,403.06/5,969.22
  6. Step 6: Final answer
    x = 5,663.79

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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.