Home / 2,826.94-3,901.38-1,568.40

Finding the Fourth Proportional to 2,826.94, 3,901.38 and 1,568.40

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Solution

The fourth proportional to 2,826.94, 3,901.38 and 1,568.40 is: 2,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.94 : 3,901.38 = 1,568.40 : x
  2. Step 2: Convert to fraction form
    2,826.94/3,901.38 = 1,568.40/x
  3. Step 3: Cross multiply
    2,826.94x = 3,901.38 × 1,568.40
  4. Step 4: Simplify right side
    2,826.94x = 6,118,924.39
  5. Step 5: Solve for x
    x = 6,118,924.39/2,826.94
  6. Step 6: Final answer
    x = 2,164.50

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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.