Home / 4,021.70-5,550.28-2,343.26

Finding the Fourth Proportional to 4,021.70, 5,550.28 and 2,343.26

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Solution

The fourth proportional to 4,021.70, 5,550.28 and 2,343.26 is: 3,233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.70 : 5,550.28 = 2,343.26 : x
  2. Step 2: Convert to fraction form
    4,021.70/5,550.28 = 2,343.26/x
  3. Step 3: Cross multiply
    4,021.70x = 5,550.28 × 2,343.26
  4. Step 4: Simplify right side
    4,021.70x = 13,005,715.50
  5. Step 5: Solve for x
    x = 13,005,715.50/4,021.70
  6. Step 6: Final answer
    x = 3,233.89

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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.