Home / 2,826.64-3,901.22-1,707.74

Finding the Fourth Proportional to 2,826.64, 3,901.22 and 1,707.74

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Solution

The fourth proportional to 2,826.64, 3,901.22 and 1,707.74 is: 2,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.64 : 3,901.22 = 1,707.74 : x
  2. Step 2: Convert to fraction form
    2,826.64/3,901.22 = 1,707.74/x
  3. Step 3: Cross multiply
    2,826.64x = 3,901.22 × 1,707.74
  4. Step 4: Simplify right side
    2,826.64x = 6,662,269.44
  5. Step 5: Solve for x
    x = 6,662,269.44/2,826.64
  6. Step 6: Final answer
    x = 2,356.96

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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.