Home / 2,702.64-4,055.40-1,163.76

Finding the Fourth Proportional to 2,702.64, 4,055.40 and 1,163.76

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Solution

The fourth proportional to 2,702.64, 4,055.40 and 1,163.76 is: 1,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.64 : 4,055.40 = 1,163.76 : x
  2. Step 2: Convert to fraction form
    2,702.64/4,055.40 = 1,163.76/x
  3. Step 3: Cross multiply
    2,702.64x = 4,055.40 × 1,163.76
  4. Step 4: Simplify right side
    2,702.64x = 4,719,512.30
  5. Step 5: Solve for x
    x = 4,719,512.30/2,702.64
  6. Step 6: Final answer
    x = 1,746.26

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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.