Home / 3,440.67-5,134.46-3,071.51

Finding the Fourth Proportional to 3,440.67, 5,134.46 and 3,071.51

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Solution

The fourth proportional to 3,440.67, 5,134.46 and 3,071.51 is: 4,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.67 : 5,134.46 = 3,071.51 : x
  2. Step 2: Convert to fraction form
    3,440.67/5,134.46 = 3,071.51/x
  3. Step 3: Cross multiply
    3,440.67x = 5,134.46 × 3,071.51
  4. Step 4: Simplify right side
    3,440.67x = 15,770,545.23
  5. Step 5: Solve for x
    x = 15,770,545.23/3,440.67
  6. Step 6: Final answer
    x = 4,583.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.