Home / 2,194.92-3,030.66-1,356.84

Finding the Fourth Proportional to 2,194.92, 3,030.66 and 1,356.84

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Solution

The fourth proportional to 2,194.92, 3,030.66 and 1,356.84 is: 1,873.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.92 : 3,030.66 = 1,356.84 : x
  2. Step 2: Convert to fraction form
    2,194.92/3,030.66 = 1,356.84/x
  3. Step 3: Cross multiply
    2,194.92x = 3,030.66 × 1,356.84
  4. Step 4: Simplify right side
    2,194.92x = 4,112,120.71
  5. Step 5: Solve for x
    x = 4,112,120.71/2,194.92
  6. Step 6: Final answer
    x = 1,873.47

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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.