Home / 6,462.20-8,917.50-3,629.22

Finding the Fourth Proportional to 6,462.20, 8,917.50 and 3,629.22

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Solution

The fourth proportional to 6,462.20, 8,917.50 and 3,629.22 is: 5,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462.20 : 8,917.50 = 3,629.22 : x
  2. Step 2: Convert to fraction form
    6,462.20/8,917.50 = 3,629.22/x
  3. Step 3: Cross multiply
    6,462.20x = 8,917.50 × 3,629.22
  4. Step 4: Simplify right side
    6,462.20x = 32,363,569.35
  5. Step 5: Solve for x
    x = 32,363,569.35/6,462.20
  6. Step 6: Final answer
    x = 5,008.13

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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.