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Finding the Fourth Proportional to 9,599.88, 13,247.94 and 5,408.04

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Solution

The fourth proportional to 9,599.88, 13,247.94 and 5,408.04 is: 7,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,599.88 : 13,247.94 = 5,408.04 : x
  2. Step 2: Convert to fraction form
    9,599.88/13,247.94 = 5,408.04/x
  3. Step 3: Cross multiply
    9,599.88x = 13,247.94 × 5,408.04
  4. Step 4: Simplify right side
    9,599.88x = 71,645,389.44
  5. Step 5: Solve for x
    x = 71,645,389.44/9,599.88
  6. Step 6: Final answer
    x = 7,463.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.