Home / 3,474.50-5,211.83-1,253.52

Finding the Fourth Proportional to 3,474.50, 5,211.83 and 1,253.52

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Solution

The fourth proportional to 3,474.50, 5,211.83 and 1,253.52 is: 1,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.50 : 5,211.83 = 1,253.52 : x
  2. Step 2: Convert to fraction form
    3,474.50/5,211.83 = 1,253.52/x
  3. Step 3: Cross multiply
    3,474.50x = 5,211.83 × 1,253.52
  4. Step 4: Simplify right side
    3,474.50x = 6,533,117.49
  5. Step 5: Solve for x
    x = 6,533,117.49/3,474.50
  6. Step 6: Final answer
    x = 1,880.31

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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.