Home / 8,224.02-11,350.26-4,639.72

Finding the Fourth Proportional to 8,224.02, 11,350.26 and 4,639.72

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Solution

The fourth proportional to 8,224.02, 11,350.26 and 4,639.72 is: 6,403.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.02 : 11,350.26 = 4,639.72 : x
  2. Step 2: Convert to fraction form
    8,224.02/11,350.26 = 4,639.72/x
  3. Step 3: Cross multiply
    8,224.02x = 11,350.26 × 4,639.72
  4. Step 4: Simplify right side
    8,224.02x = 52,662,028.33
  5. Step 5: Solve for x
    x = 52,662,028.33/8,224.02
  6. Step 6: Final answer
    x = 6,403.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.