Home / 5,537.20-8,306.60-1,839.60

Finding the Fourth Proportional to 5,537.20, 8,306.60 and 1,839.60

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Solution

The fourth proportional to 5,537.20, 8,306.60 and 1,839.60 is: 2,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.20 : 8,306.60 = 1,839.60 : x
  2. Step 2: Convert to fraction form
    5,537.20/8,306.60 = 1,839.60/x
  3. Step 3: Cross multiply
    5,537.20x = 8,306.60 × 1,839.60
  4. Step 4: Simplify right side
    5,537.20x = 15,280,821.36
  5. Step 5: Solve for x
    x = 15,280,821.36/5,537.20
  6. Step 6: Final answer
    x = 2,759.67

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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.