Home / 2,180.81-3,271.19-537.34

Finding the Fourth Proportional to 2,180.81, 3,271.19 and 537.34

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Solution

The fourth proportional to 2,180.81, 3,271.19 and 537.34 is: 806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.81 : 3,271.19 = 537.34 : x
  2. Step 2: Convert to fraction form
    2,180.81/3,271.19 = 537.34/x
  3. Step 3: Cross multiply
    2,180.81x = 3,271.19 × 537.34
  4. Step 4: Simplify right side
    2,180.81x = 1,757,741.23
  5. Step 5: Solve for x
    x = 1,757,741.23/2,180.81
  6. Step 6: Final answer
    x = 806.00

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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.