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Finding the Fourth Proportional to 9,793.84, 14,686.26 and 4,861.75

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Solution

The fourth proportional to 9,793.84, 14,686.26 and 4,861.75 is: 7,290.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793.84 : 14,686.26 = 4,861.75 : x
  2. Step 2: Convert to fraction form
    9,793.84/14,686.26 = 4,861.75/x
  3. Step 3: Cross multiply
    9,793.84x = 14,686.26 × 4,861.75
  4. Step 4: Simplify right side
    9,793.84x = 71,400,924.56
  5. Step 5: Solve for x
    x = 71,400,924.56/9,793.84
  6. Step 6: Final answer
    x = 7,290.39

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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.