Home / 2,301.96-3,436.53-2,220.96

Finding the Fourth Proportional to 2,301.96, 3,436.53 and 2,220.96

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Solution

The fourth proportional to 2,301.96, 3,436.53 and 2,220.96 is: 3,315.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.96 : 3,436.53 = 2,220.96 : x
  2. Step 2: Convert to fraction form
    2,301.96/3,436.53 = 2,220.96/x
  3. Step 3: Cross multiply
    2,301.96x = 3,436.53 × 2,220.96
  4. Step 4: Simplify right side
    2,301.96x = 7,632,395.67
  5. Step 5: Solve for x
    x = 7,632,395.67/2,301.96
  6. Step 6: Final answer
    x = 3,315.61

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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.