Home / 6,216.15-8,578.03-3,383.53

Finding the Fourth Proportional to 6,216.15, 8,578.03 and 3,383.53

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Solution

The fourth proportional to 6,216.15, 8,578.03 and 3,383.53 is: 4,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216.15 : 8,578.03 = 3,383.53 : x
  2. Step 2: Convert to fraction form
    6,216.15/8,578.03 = 3,383.53/x
  3. Step 3: Cross multiply
    6,216.15x = 8,578.03 × 3,383.53
  4. Step 4: Simplify right side
    6,216.15x = 29,024,004.93
  5. Step 5: Solve for x
    x = 29,024,004.93/6,216.15
  6. Step 6: Final answer
    x = 4,669.13

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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.