Home / 3,512.32-5,269.60-2,969.60

Finding the Fourth Proportional to 3,512.32, 5,269.60 and 2,969.60

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Solution

The fourth proportional to 3,512.32, 5,269.60 and 2,969.60 is: 4,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.32 : 5,269.60 = 2,969.60 : x
  2. Step 2: Convert to fraction form
    3,512.32/5,269.60 = 2,969.60/x
  3. Step 3: Cross multiply
    3,512.32x = 5,269.60 × 2,969.60
  4. Step 4: Simplify right side
    3,512.32x = 15,648,604.16
  5. Step 5: Solve for x
    x = 15,648,604.16/3,512.32
  6. Step 6: Final answer
    x = 4,455.35

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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.