Home / 5,718.27-8,560.53-4,227.60

Finding the Fourth Proportional to 5,718.27, 8,560.53 and 4,227.60

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Solution

The fourth proportional to 5,718.27, 8,560.53 and 4,227.60 is: 6,328.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.27 : 8,560.53 = 4,227.60 : x
  2. Step 2: Convert to fraction form
    5,718.27/8,560.53 = 4,227.60/x
  3. Step 3: Cross multiply
    5,718.27x = 8,560.53 × 4,227.60
  4. Step 4: Simplify right side
    5,718.27x = 36,190,496.63
  5. Step 5: Solve for x
    x = 36,190,496.63/5,718.27
  6. Step 6: Final answer
    x = 6,328.92

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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.