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Finding the Fourth Proportional to 9,793.84, 13,518.36 and 5,966.86

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Solution

The fourth proportional to 9,793.84, 13,518.36 and 5,966.86 is: 8,236.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793.84 : 13,518.36 = 5,966.86 : x
  2. Step 2: Convert to fraction form
    9,793.84/13,518.36 = 5,966.86/x
  3. Step 3: Cross multiply
    9,793.84x = 13,518.36 × 5,966.86
  4. Step 4: Simplify right side
    9,793.84x = 80,662,161.55
  5. Step 5: Solve for x
    x = 80,662,161.55/9,793.84
  6. Step 6: Final answer
    x = 8,236.01

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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.