Home / 3,204.12-4,805.64-1,560.24

Finding the Fourth Proportional to 3,204.12, 4,805.64 and 1,560.24

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Solution

The fourth proportional to 3,204.12, 4,805.64 and 1,560.24 is: 2,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.12 : 4,805.64 = 1,560.24 : x
  2. Step 2: Convert to fraction form
    3,204.12/4,805.64 = 1,560.24/x
  3. Step 3: Cross multiply
    3,204.12x = 4,805.64 × 1,560.24
  4. Step 4: Simplify right side
    3,204.12x = 7,497,951.75
  5. Step 5: Solve for x
    x = 7,497,951.75/3,204.12
  6. Step 6: Final answer
    x = 2,340.10

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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.