Home / 2,746.43-4,118.73-1,102.53

Finding the Fourth Proportional to 2,746.43, 4,118.73 and 1,102.53

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Solution

The fourth proportional to 2,746.43, 4,118.73 and 1,102.53 is: 1,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.43 : 4,118.73 = 1,102.53 : x
  2. Step 2: Convert to fraction form
    2,746.43/4,118.73 = 1,102.53/x
  3. Step 3: Cross multiply
    2,746.43x = 4,118.73 × 1,102.53
  4. Step 4: Simplify right side
    2,746.43x = 4,541,023.39
  5. Step 5: Solve for x
    x = 4,541,023.39/2,746.43
  6. Step 6: Final answer
    x = 1,653.43

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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.