Home / 5,727.66-8,592.84-1,778.72

Finding the Fourth Proportional to 5,727.66, 8,592.84 and 1,778.72

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Solution

The fourth proportional to 5,727.66, 8,592.84 and 1,778.72 is: 2,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.66 : 8,592.84 = 1,778.72 : x
  2. Step 2: Convert to fraction form
    5,727.66/8,592.84 = 1,778.72/x
  3. Step 3: Cross multiply
    5,727.66x = 8,592.84 × 1,778.72
  4. Step 4: Simplify right side
    5,727.66x = 15,284,208.40
  5. Step 5: Solve for x
    x = 15,284,208.40/5,727.66
  6. Step 6: Final answer
    x = 2,668.49

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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.