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Finding the Fourth Proportional to 10,793.70, 16,190.55 and 9,497.70

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Solution

The fourth proportional to 10,793.70, 16,190.55 and 9,497.70 is: 14,246.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.70 : 16,190.55 = 9,497.70 : x
  2. Step 2: Convert to fraction form
    10,793.70/16,190.55 = 9,497.70/x
  3. Step 3: Cross multiply
    10,793.70x = 16,190.55 × 9,497.70
  4. Step 4: Simplify right side
    10,793.70x = 153,772,986.74
  5. Step 5: Solve for x
    x = 153,772,986.74/10,793.70
  6. Step 6: Final answer
    x = 14,246.55

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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.