Home / 2,114.08-2,917.38-1,182.76

Finding the Fourth Proportional to 2,114.08, 2,917.38 and 1,182.76

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Solution

The fourth proportional to 2,114.08, 2,917.38 and 1,182.76 is: 1,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.08 : 2,917.38 = 1,182.76 : x
  2. Step 2: Convert to fraction form
    2,114.08/2,917.38 = 1,182.76/x
  3. Step 3: Cross multiply
    2,114.08x = 2,917.38 × 1,182.76
  4. Step 4: Simplify right side
    2,114.08x = 3,450,560.37
  5. Step 5: Solve for x
    x = 3,450,560.37/2,114.08
  6. Step 6: Final answer
    x = 1,632.18

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Double scale
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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.