Home / 2,491.03-3,437.61-1,371.95

Finding the Fourth Proportional to 2,491.03, 3,437.61 and 1,371.95

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Solution

The fourth proportional to 2,491.03, 3,437.61 and 1,371.95 is: 1,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.03 : 3,437.61 = 1,371.95 : x
  2. Step 2: Convert to fraction form
    2,491.03/3,437.61 = 1,371.95/x
  3. Step 3: Cross multiply
    2,491.03x = 3,437.61 × 1,371.95
  4. Step 4: Simplify right side
    2,491.03x = 4,716,213.47
  5. Step 5: Solve for x
    x = 4,716,213.47/2,491.03
  6. Step 6: Final answer
    x = 1,893.28

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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.