Home / 2,959.06-4,083.56-1,632.78

Finding the Fourth Proportional to 2,959.06, 4,083.56 and 1,632.78

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Solution

The fourth proportional to 2,959.06, 4,083.56 and 1,632.78 is: 2,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.06 : 4,083.56 = 1,632.78 : x
  2. Step 2: Convert to fraction form
    2,959.06/4,083.56 = 1,632.78/x
  3. Step 3: Cross multiply
    2,959.06x = 4,083.56 × 1,632.78
  4. Step 4: Simplify right side
    2,959.06x = 6,667,555.10
  5. Step 5: Solve for x
    x = 6,667,555.10/2,959.06
  6. Step 6: Final answer
    x = 2,253.27

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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.