Home / 3,301.51-4,556.31-2,122.36

Finding the Fourth Proportional to 3,301.51, 4,556.31 and 2,122.36

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Solution

The fourth proportional to 3,301.51, 4,556.31 and 2,122.36 is: 2,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.51 : 4,556.31 = 2,122.36 : x
  2. Step 2: Convert to fraction form
    3,301.51/4,556.31 = 2,122.36/x
  3. Step 3: Cross multiply
    3,301.51x = 4,556.31 × 2,122.36
  4. Step 4: Simplify right side
    3,301.51x = 9,670,130.09
  5. Step 5: Solve for x
    x = 9,670,130.09/3,301.51
  6. Step 6: Final answer
    x = 2,929.00

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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.