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Finding the Fourth Proportional to 1,753.68, 2,631.06 and 1,024.68

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Solution

The fourth proportional to 1,753.68, 2,631.06 and 1,024.68 is: 1,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.68 : 2,631.06 = 1,024.68 : x
  2. Step 2: Convert to fraction form
    1,753.68/2,631.06 = 1,024.68/x
  3. Step 3: Cross multiply
    1,753.68x = 2,631.06 × 1,024.68
  4. Step 4: Simplify right side
    1,753.68x = 2,695,994.56
  5. Step 5: Solve for x
    x = 2,695,994.56/1,753.68
  6. Step 6: Final answer
    x = 1,537.34

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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.