Home / 10,801.60-16,203.27-3,306.80

Finding the Fourth Proportional to 10,801.60, 16,203.27 and 3,306.80

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Solution

The fourth proportional to 10,801.60, 16,203.27 and 3,306.80 is: 4,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801.60 : 16,203.27 = 3,306.80 : x
  2. Step 2: Convert to fraction form
    10,801.60/16,203.27 = 3,306.80/x
  3. Step 3: Cross multiply
    10,801.60x = 16,203.27 × 3,306.80
  4. Step 4: Simplify right side
    10,801.60x = 53,580,956.70
  5. Step 5: Solve for x
    x = 53,580,956.70/10,801.60
  6. Step 6: Final answer
    x = 4,960.47

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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.