Home / 4,220.07-5,823.66-2,331.77

Finding the Fourth Proportional to 4,220.07, 5,823.66 and 2,331.77

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Solution

The fourth proportional to 4,220.07, 5,823.66 and 2,331.77 is: 3,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.07 : 5,823.66 = 2,331.77 : x
  2. Step 2: Convert to fraction form
    4,220.07/5,823.66 = 2,331.77/x
  3. Step 3: Cross multiply
    4,220.07x = 5,823.66 × 2,331.77
  4. Step 4: Simplify right side
    4,220.07x = 13,579,448.06
  5. Step 5: Solve for x
    x = 13,579,448.06/4,220.07
  6. Step 6: Final answer
    x = 3,217.83

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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.