Home / 5,873.34-8,105.18-3,220.74

Finding the Fourth Proportional to 5,873.34, 8,105.18 and 3,220.74

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Solution

The fourth proportional to 5,873.34, 8,105.18 and 3,220.74 is: 4,444.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.34 : 8,105.18 = 3,220.74 : x
  2. Step 2: Convert to fraction form
    5,873.34/8,105.18 = 3,220.74/x
  3. Step 3: Cross multiply
    5,873.34x = 8,105.18 × 3,220.74
  4. Step 4: Simplify right side
    5,873.34x = 26,104,677.43
  5. Step 5: Solve for x
    x = 26,104,677.43/5,873.34
  6. Step 6: Final answer
    x = 4,444.61

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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.