Home / 5,874.63-8,106.99-3,222.15

Finding the Fourth Proportional to 5,874.63, 8,106.99 and 3,222.15

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Solution

The fourth proportional to 5,874.63, 8,106.99 and 3,222.15 is: 4,446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.63 : 8,106.99 = 3,222.15 : x
  2. Step 2: Convert to fraction form
    5,874.63/8,106.99 = 3,222.15/x
  3. Step 3: Cross multiply
    5,874.63x = 8,106.99 × 3,222.15
  4. Step 4: Simplify right side
    5,874.63x = 26,121,937.83
  5. Step 5: Solve for x
    x = 26,121,937.83/5,874.63
  6. Step 6: Final answer
    x = 4,446.57

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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.