Home / 5,434.46-8,147.70-1,734.56

Finding the Fourth Proportional to 5,434.46, 8,147.70 and 1,734.56

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Solution

The fourth proportional to 5,434.46, 8,147.70 and 1,734.56 is: 2,600.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.46 : 8,147.70 = 1,734.56 : x
  2. Step 2: Convert to fraction form
    5,434.46/8,147.70 = 1,734.56/x
  3. Step 3: Cross multiply
    5,434.46x = 8,147.70 × 1,734.56
  4. Step 4: Simplify right side
    5,434.46x = 14,132,674.51
  5. Step 5: Solve for x
    x = 14,132,674.51/5,434.46
  6. Step 6: Final answer
    x = 2,600.57

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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.