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Finding the Fourth Proportional to 2,703.73, 4,053.54 and 1,143.44

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Solution

The fourth proportional to 2,703.73, 4,053.54 and 1,143.44 is: 1,714.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.73 : 4,053.54 = 1,143.44 : x
  2. Step 2: Convert to fraction form
    2,703.73/4,053.54 = 1,143.44/x
  3. Step 3: Cross multiply
    2,703.73x = 4,053.54 × 1,143.44
  4. Step 4: Simplify right side
    2,703.73x = 4,634,953.79
  5. Step 5: Solve for x
    x = 4,634,953.79/2,703.73
  6. Step 6: Final answer
    x = 1,714.28

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1.5x scale

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.