Home / 8,282.05-12,423.17-4,591.49

Finding the Fourth Proportional to 8,282.05, 12,423.17 and 4,591.49

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Solution

The fourth proportional to 8,282.05, 12,423.17 and 4,591.49 is: 6,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.05 : 12,423.17 = 4,591.49 : x
  2. Step 2: Convert to fraction form
    8,282.05/12,423.17 = 4,591.49/x
  3. Step 3: Cross multiply
    8,282.05x = 12,423.17 × 4,591.49
  4. Step 4: Simplify right side
    8,282.05x = 57,040,810.19
  5. Step 5: Solve for x
    x = 57,040,810.19/8,282.05
  6. Step 6: Final answer
    x = 6,887.28

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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.