Home / 5,914.16-8,161.25-3,555.84

Finding the Fourth Proportional to 5,914.16, 8,161.25 and 3,555.84

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Solution

The fourth proportional to 5,914.16, 8,161.25 and 3,555.84 is: 4,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.16 : 8,161.25 = 3,555.84 : x
  2. Step 2: Convert to fraction form
    5,914.16/8,161.25 = 3,555.84/x
  3. Step 3: Cross multiply
    5,914.16x = 8,161.25 × 3,555.84
  4. Step 4: Simplify right side
    5,914.16x = 29,020,081.42
  5. Step 5: Solve for x
    x = 29,020,081.42/5,914.16
  6. Step 6: Final answer
    x = 4,906.89

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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.