Home / 3,222.31-4,445.17-2,041.51

Finding the Fourth Proportional to 3,222.31, 4,445.17 and 2,041.51

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Solution

The fourth proportional to 3,222.31, 4,445.17 and 2,041.51 is: 2,816.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.31 : 4,445.17 = 2,041.51 : x
  2. Step 2: Convert to fraction form
    3,222.31/4,445.17 = 2,041.51/x
  3. Step 3: Cross multiply
    3,222.31x = 4,445.17 × 2,041.51
  4. Step 4: Simplify right side
    3,222.31x = 9,074,859.01
  5. Step 5: Solve for x
    x = 9,074,859.01/3,222.31
  6. Step 6: Final answer
    x = 2,816.26

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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.