Home / 7,224.93-10,835.85-4,220.97

Finding the Fourth Proportional to 7,224.93, 10,835.85 and 4,220.97

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Solution

The fourth proportional to 7,224.93, 10,835.85 and 4,220.97 is: 6,330.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.93 : 10,835.85 = 4,220.97 : x
  2. Step 2: Convert to fraction form
    7,224.93/10,835.85 = 4,220.97/x
  3. Step 3: Cross multiply
    7,224.93x = 10,835.85 × 4,220.97
  4. Step 4: Simplify right side
    7,224.93x = 45,737,797.77
  5. Step 5: Solve for x
    x = 45,737,797.77/7,224.93
  6. Step 6: Final answer
    x = 6,330.55

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1.5x scale

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.