Home / 2,551.06-3,826.96-1,164.40

Finding the Fourth Proportional to 2,551.06, 3,826.96 and 1,164.40

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Solution

The fourth proportional to 2,551.06, 3,826.96 and 1,164.40 is: 1,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.06 : 3,826.96 = 1,164.40 : x
  2. Step 2: Convert to fraction form
    2,551.06/3,826.96 = 1,164.40/x
  3. Step 3: Cross multiply
    2,551.06x = 3,826.96 × 1,164.40
  4. Step 4: Simplify right side
    2,551.06x = 4,456,112.22
  5. Step 5: Solve for x
    x = 4,456,112.22/2,551.06
  6. Step 6: Final answer
    x = 1,746.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.