Home / 2,959.86-4,084.38-1,633.44

Finding the Fourth Proportional to 2,959.86, 4,084.38 and 1,633.44

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Solution

The fourth proportional to 2,959.86, 4,084.38 and 1,633.44 is: 2,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.86 : 4,084.38 = 1,633.44 : x
  2. Step 2: Convert to fraction form
    2,959.86/4,084.38 = 1,633.44/x
  3. Step 3: Cross multiply
    2,959.86x = 4,084.38 × 1,633.44
  4. Step 4: Simplify right side
    2,959.86x = 6,671,589.67
  5. Step 5: Solve for x
    x = 6,671,589.67/2,959.86
  6. Step 6: Final answer
    x = 2,254.02

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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.