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Finding the Fourth Proportional to 7,599.54, 11,399.10 and 2,405.28

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Solution

The fourth proportional to 7,599.54, 11,399.10 and 2,405.28 is: 3,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.54 : 11,399.10 = 2,405.28 : x
  2. Step 2: Convert to fraction form
    7,599.54/11,399.10 = 2,405.28/x
  3. Step 3: Cross multiply
    7,599.54x = 11,399.10 × 2,405.28
  4. Step 4: Simplify right side
    7,599.54x = 27,418,027.25
  5. Step 5: Solve for x
    x = 27,418,027.25/7,599.54
  6. Step 6: Final answer
    x = 3,607.85

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1.5x scale

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.