Home / 2,953.52-4,432.05-1,198.31

Finding the Fourth Proportional to 2,953.52, 4,432.05 and 1,198.31

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Solution

The fourth proportional to 2,953.52, 4,432.05 and 1,198.31 is: 1,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.52 : 4,432.05 = 1,198.31 : x
  2. Step 2: Convert to fraction form
    2,953.52/4,432.05 = 1,198.31/x
  3. Step 3: Cross multiply
    2,953.52x = 4,432.05 × 1,198.31
  4. Step 4: Simplify right side
    2,953.52x = 5,310,947.68
  5. Step 5: Solve for x
    x = 5,310,947.68/2,953.52
  6. Step 6: Final answer
    x = 1,798.18

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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.