Home / 5,778.50-8,666.26-2,268.63

Finding the Fourth Proportional to 5,778.50, 8,666.26 and 2,268.63

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Solution

The fourth proportional to 5,778.50, 8,666.26 and 2,268.63 is: 3,402.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.50 : 8,666.26 = 2,268.63 : x
  2. Step 2: Convert to fraction form
    5,778.50/8,666.26 = 2,268.63/x
  3. Step 3: Cross multiply
    5,778.50x = 8,666.26 × 2,268.63
  4. Step 4: Simplify right side
    5,778.50x = 19,660,531.75
  5. Step 5: Solve for x
    x = 19,660,531.75/5,778.50
  6. Step 6: Final answer
    x = 3,402.36

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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.