Home / 5,222.23-7,834.63-1,712.43

Finding the Fourth Proportional to 5,222.23, 7,834.63 and 1,712.43

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Solution

The fourth proportional to 5,222.23, 7,834.63 and 1,712.43 is: 2,569.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.23 : 7,834.63 = 1,712.43 : x
  2. Step 2: Convert to fraction form
    5,222.23/7,834.63 = 1,712.43/x
  3. Step 3: Cross multiply
    5,222.23x = 7,834.63 × 1,712.43
  4. Step 4: Simplify right side
    5,222.23x = 13,416,255.45
  5. Step 5: Solve for x
    x = 13,416,255.45/5,222.23
  6. Step 6: Final answer
    x = 2,569.07

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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.