Home / 3,530.61-4,872.83-1,959.21

Finding the Fourth Proportional to 3,530.61, 4,872.83 and 1,959.21

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Solution

The fourth proportional to 3,530.61, 4,872.83 and 1,959.21 is: 2,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.61 : 4,872.83 = 1,959.21 : x
  2. Step 2: Convert to fraction form
    3,530.61/4,872.83 = 1,959.21/x
  3. Step 3: Cross multiply
    3,530.61x = 4,872.83 × 1,959.21
  4. Step 4: Simplify right side
    3,530.61x = 9,546,887.47
  5. Step 5: Solve for x
    x = 9,546,887.47/3,530.61
  6. Step 6: Final answer
    x = 2,704.03

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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.