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Finding the Fourth Proportional to 9,794.88, 14,692.32 and 4,245.39

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Solution

The fourth proportional to 9,794.88, 14,692.32 and 4,245.39 is: 6,368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,794.88 : 14,692.32 = 4,245.39 : x
  2. Step 2: Convert to fraction form
    9,794.88/14,692.32 = 4,245.39/x
  3. Step 3: Cross multiply
    9,794.88x = 14,692.32 × 4,245.39
  4. Step 4: Simplify right side
    9,794.88x = 62,374,628.40
  5. Step 5: Solve for x
    x = 62,374,628.40/9,794.88
  6. Step 6: Final answer
    x = 6,368.09

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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.