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Finding the Fourth Proportional to 3,143.00, 4,714.07 and 1,062.99

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Solution

The fourth proportional to 3,143.00, 4,714.07 and 1,062.99 is: 1,594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.00 : 4,714.07 = 1,062.99 : x
  2. Step 2: Convert to fraction form
    3,143.00/4,714.07 = 1,062.99/x
  3. Step 3: Cross multiply
    3,143.00x = 4,714.07 × 1,062.99
  4. Step 4: Simplify right side
    3,143.00x = 5,011,003.95
  5. Step 5: Solve for x
    x = 5,011,003.95/3,143.00
  6. Step 6: Final answer
    x = 1,594.34

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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.