Home / 5,440.74-7,506.92-3,450.57

Finding the Fourth Proportional to 5,440.74, 7,506.92 and 3,450.57

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Solution

The fourth proportional to 5,440.74, 7,506.92 and 3,450.57 is: 4,760.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.74 : 7,506.92 = 3,450.57 : x
  2. Step 2: Convert to fraction form
    5,440.74/7,506.92 = 3,450.57/x
  3. Step 3: Cross multiply
    5,440.74x = 7,506.92 × 3,450.57
  4. Step 4: Simplify right side
    5,440.74x = 25,903,172.50
  5. Step 5: Solve for x
    x = 25,903,172.50/5,440.74
  6. Step 6: Final answer
    x = 4,760.96

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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.