Home / 2,721.58-4,082.23-1,491.39

Finding the Fourth Proportional to 2,721.58, 4,082.23 and 1,491.39

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Solution

The fourth proportional to 2,721.58, 4,082.23 and 1,491.39 is: 2,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.58 : 4,082.23 = 1,491.39 : x
  2. Step 2: Convert to fraction form
    2,721.58/4,082.23 = 1,491.39/x
  3. Step 3: Cross multiply
    2,721.58x = 4,082.23 × 1,491.39
  4. Step 4: Simplify right side
    2,721.58x = 6,088,197.00
  5. Step 5: Solve for x
    x = 6,088,197.00/2,721.58
  6. Step 6: Final answer
    x = 2,237.01

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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.