Home / 6,148.20-9,222.36-1,765.70

Finding the Fourth Proportional to 6,148.20, 9,222.36 and 1,765.70

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Solution

The fourth proportional to 6,148.20, 9,222.36 and 1,765.70 is: 2,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.20 : 9,222.36 = 1,765.70 : x
  2. Step 2: Convert to fraction form
    6,148.20/9,222.36 = 1,765.70/x
  3. Step 3: Cross multiply
    6,148.20x = 9,222.36 × 1,765.70
  4. Step 4: Simplify right side
    6,148.20x = 16,283,902.90
  5. Step 5: Solve for x
    x = 16,283,902.90/6,148.20
  6. Step 6: Final answer
    x = 2,648.56

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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.