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Finding the Fourth Proportional to 7,599.36, 11,400 and 2,403.36

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Solution

The fourth proportional to 7,599.36, 11,400 and 2,403.36 is: 3,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.36 : 11,400 = 2,403.36 : x
  2. Step 2: Convert to fraction form
    7,599.36/11,400 = 2,403.36/x
  3. Step 3: Cross multiply
    7,599.36x = 11,400 × 2,403.36
  4. Step 4: Simplify right side
    7,599.36x = 27,398,304
  5. Step 5: Solve for x
    x = 27,398,304/7,599.36
  6. Step 6: Final answer
    x = 3,605.34

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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.