Home / 6,502.08-8,972.22-3,669.20

Finding the Fourth Proportional to 6,502.08, 8,972.22 and 3,669.20

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Solution

The fourth proportional to 6,502.08, 8,972.22 and 3,669.20 is: 5,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,502.08 : 8,972.22 = 3,669.20 : x
  2. Step 2: Convert to fraction form
    6,502.08/8,972.22 = 3,669.20/x
  3. Step 3: Cross multiply
    6,502.08x = 8,972.22 × 3,669.20
  4. Step 4: Simplify right side
    6,502.08x = 32,920,869.62
  5. Step 5: Solve for x
    x = 32,920,869.62/6,502.08
  6. Step 6: Final answer
    x = 5,063.13

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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.