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Finding the Fourth Proportional to 2,599.41, 3,900.03 and 1,624.38

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Solution

The fourth proportional to 2,599.41, 3,900.03 and 1,624.38 is: 2,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.41 : 3,900.03 = 1,624.38 : x
  2. Step 2: Convert to fraction form
    2,599.41/3,900.03 = 1,624.38/x
  3. Step 3: Cross multiply
    2,599.41x = 3,900.03 × 1,624.38
  4. Step 4: Simplify right side
    2,599.41x = 6,335,130.73
  5. Step 5: Solve for x
    x = 6,335,130.73/2,599.41
  6. Step 6: Final answer
    x = 2,437.14

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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.