Home / 10,200.60-15,306.30-4,654.80

Finding the Fourth Proportional to 10,200.60, 15,306.30 and 4,654.80

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Solution

The fourth proportional to 10,200.60, 15,306.30 and 4,654.80 is: 6,984.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.60 : 15,306.30 = 4,654.80 : x
  2. Step 2: Convert to fraction form
    10,200.60/15,306.30 = 4,654.80/x
  3. Step 3: Cross multiply
    10,200.60x = 15,306.30 × 4,654.80
  4. Step 4: Simplify right side
    10,200.60x = 71,247,765.24
  5. Step 5: Solve for x
    x = 71,247,765.24/10,200.60
  6. Step 6: Final answer
    x = 6,984.66

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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.