Home / 6,462.18-8,918.13-3,629.41

Finding the Fourth Proportional to 6,462.18, 8,918.13 and 3,629.41

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Solution

The fourth proportional to 6,462.18, 8,918.13 and 3,629.41 is: 5,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462.18 : 8,918.13 = 3,629.41 : x
  2. Step 2: Convert to fraction form
    6,462.18/8,918.13 = 3,629.41/x
  3. Step 3: Cross multiply
    6,462.18x = 8,918.13 × 3,629.41
  4. Step 4: Simplify right side
    6,462.18x = 32,367,496.54
  5. Step 5: Solve for x
    x = 32,367,496.54/6,462.18
  6. Step 6: Final answer
    x = 5,008.76

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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.