Home / 5,627.36-7,765.20-3,269.04

Finding the Fourth Proportional to 5,627.36, 7,765.20 and 3,269.04

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Solution

The fourth proportional to 5,627.36, 7,765.20 and 3,269.04 is: 4,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.36 : 7,765.20 = 3,269.04 : x
  2. Step 2: Convert to fraction form
    5,627.36/7,765.20 = 3,269.04/x
  3. Step 3: Cross multiply
    5,627.36x = 7,765.20 × 3,269.04
  4. Step 4: Simplify right side
    5,627.36x = 25,384,749.41
  5. Step 5: Solve for x
    x = 25,384,749.41/5,627.36
  6. Step 6: Final answer
    x = 4,510.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.