Home / 4,222.69-5,821.13-2,959.93

Finding the Fourth Proportional to 4,222.69, 5,821.13 and 2,959.93

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Solution

The fourth proportional to 4,222.69, 5,821.13 and 2,959.93 is: 4,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.69 : 5,821.13 = 2,959.93 : x
  2. Step 2: Convert to fraction form
    4,222.69/5,821.13 = 2,959.93/x
  3. Step 3: Cross multiply
    4,222.69x = 5,821.13 × 2,959.93
  4. Step 4: Simplify right side
    4,222.69x = 17,230,137.32
  5. Step 5: Solve for x
    x = 17,230,137.32/4,222.69
  6. Step 6: Final answer
    x = 4,080.37

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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.