Home / 2,959.80-4,435.46-2,173.63

Finding the Fourth Proportional to 2,959.80, 4,435.46 and 2,173.63

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Solution

The fourth proportional to 2,959.80, 4,435.46 and 2,173.63 is: 3,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.80 : 4,435.46 = 2,173.63 : x
  2. Step 2: Convert to fraction form
    2,959.80/4,435.46 = 2,173.63/x
  3. Step 3: Cross multiply
    2,959.80x = 4,435.46 × 2,173.63
  4. Step 4: Simplify right side
    2,959.80x = 9,641,048.92
  5. Step 5: Solve for x
    x = 9,641,048.92/2,959.80
  6. Step 6: Final answer
    x = 3,257.34

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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.