Home / 5,433.20-8,150.48-1,537.60

Finding the Fourth Proportional to 5,433.20, 8,150.48 and 1,537.60

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Solution

The fourth proportional to 5,433.20, 8,150.48 and 1,537.60 is: 2,306.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.20 : 8,150.48 = 1,537.60 : x
  2. Step 2: Convert to fraction form
    5,433.20/8,150.48 = 1,537.60/x
  3. Step 3: Cross multiply
    5,433.20x = 8,150.48 × 1,537.60
  4. Step 4: Simplify right side
    5,433.20x = 12,532,170.36
  5. Step 5: Solve for x
    x = 12,532,170.36/5,433.20
  6. Step 6: Final answer
    x = 2,306.59

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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.