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Finding the Fourth Proportional to 2,400.88, 3,602.40 and 1,711.99

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Solution

The fourth proportional to 2,400.88, 3,602.40 and 1,711.99 is: 2,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.88 : 3,602.40 = 1,711.99 : x
  2. Step 2: Convert to fraction form
    2,400.88/3,602.40 = 1,711.99/x
  3. Step 3: Cross multiply
    2,400.88x = 3,602.40 × 1,711.99
  4. Step 4: Simplify right side
    2,400.88x = 6,167,272.78
  5. Step 5: Solve for x
    x = 6,167,272.78/2,400.88
  6. Step 6: Final answer
    x = 2,568.76

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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.