Home / 5,846.39-8,770.79-2,148.66

Finding the Fourth Proportional to 5,846.39, 8,770.79 and 2,148.66

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Solution

The fourth proportional to 5,846.39, 8,770.79 and 2,148.66 is: 3,223.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,846.39 : 8,770.79 = 2,148.66 : x
  2. Step 2: Convert to fraction form
    5,846.39/8,770.79 = 2,148.66/x
  3. Step 3: Cross multiply
    5,846.39x = 8,770.79 × 2,148.66
  4. Step 4: Simplify right side
    5,846.39x = 18,845,434.90
  5. Step 5: Solve for x
    x = 18,845,434.90/5,846.39
  6. Step 6: Final answer
    x = 3,223.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.