Home / 3,153.22-4,353.23-2,035.79

Finding the Fourth Proportional to 3,153.22, 4,353.23 and 2,035.79

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Solution

The fourth proportional to 3,153.22, 4,353.23 and 2,035.79 is: 2,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.22 : 4,353.23 = 2,035.79 : x
  2. Step 2: Convert to fraction form
    3,153.22/4,353.23 = 2,035.79/x
  3. Step 3: Cross multiply
    3,153.22x = 4,353.23 × 2,035.79
  4. Step 4: Simplify right side
    3,153.22x = 8,862,262.10
  5. Step 5: Solve for x
    x = 8,862,262.10/3,153.22
  6. Step 6: Final answer
    x = 2,810.54

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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.