Home / 2,959.10-4,083.58-1,632.78

Finding the Fourth Proportional to 2,959.10, 4,083.58 and 1,632.78

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Solution

The fourth proportional to 2,959.10, 4,083.58 and 1,632.78 is: 2,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.10 : 4,083.58 = 1,632.78 : x
  2. Step 2: Convert to fraction form
    2,959.10/4,083.58 = 1,632.78/x
  3. Step 3: Cross multiply
    2,959.10x = 4,083.58 × 1,632.78
  4. Step 4: Simplify right side
    2,959.10x = 6,667,587.75
  5. Step 5: Solve for x
    x = 6,667,587.75/2,959.10
  6. Step 6: Final answer
    x = 2,253.25

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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.