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Finding the Fourth Proportional to 9,399.98, 14,098.39 and 4,402.88

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Solution

The fourth proportional to 9,399.98, 14,098.39 and 4,402.88 is: 6,603.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.98 : 14,098.39 = 4,402.88 : x
  2. Step 2: Convert to fraction form
    9,399.98/14,098.39 = 4,402.88/x
  3. Step 3: Cross multiply
    9,399.98x = 14,098.39 × 4,402.88
  4. Step 4: Simplify right side
    9,399.98x = 62,073,468.43
  5. Step 5: Solve for x
    x = 62,073,468.43/9,399.98
  6. Step 6: Final answer
    x = 6,603.57

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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.