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Finding the Fourth Proportional to 2,583.77, 3,875.61 and 635.99

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Solution

The fourth proportional to 2,583.77, 3,875.61 and 635.99 is: 953.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583.77 : 3,875.61 = 635.99 : x
  2. Step 2: Convert to fraction form
    2,583.77/3,875.61 = 635.99/x
  3. Step 3: Cross multiply
    2,583.77x = 3,875.61 × 635.99
  4. Step 4: Simplify right side
    2,583.77x = 2,464,849.20
  5. Step 5: Solve for x
    x = 2,464,849.20/2,583.77
  6. Step 6: Final answer
    x = 953.97

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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.