Home / 4,635.45-6,398.97-2,959.05

Finding the Fourth Proportional to 4,635.45, 6,398.97 and 2,959.05

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Solution

The fourth proportional to 4,635.45, 6,398.97 and 2,959.05 is: 4,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.45 : 6,398.97 = 2,959.05 : x
  2. Step 2: Convert to fraction form
    4,635.45/6,398.97 = 2,959.05/x
  3. Step 3: Cross multiply
    4,635.45x = 6,398.97 × 2,959.05
  4. Step 4: Simplify right side
    4,635.45x = 18,934,872.18
  5. Step 5: Solve for x
    x = 18,934,872.18/4,635.45
  6. Step 6: Final answer
    x = 4,084.80

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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.