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Finding the Fourth Proportional to 2,024.12, 3,035 and 637.08

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Solution

The fourth proportional to 2,024.12, 3,035 and 637.08 is: 955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.12 : 3,035 = 637.08 : x
  2. Step 2: Convert to fraction form
    2,024.12/3,035 = 637.08/x
  3. Step 3: Cross multiply
    2,024.12x = 3,035 × 637.08
  4. Step 4: Simplify right side
    2,024.12x = 1,933,537.80
  5. Step 5: Solve for x
    x = 1,933,537.80/2,024.12
  6. Step 6: Final answer
    x = 955.25

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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.