Home / 2,356.03-3,529.26-1,891.30

Finding the Fourth Proportional to 2,356.03, 3,529.26 and 1,891.30

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Solution

The fourth proportional to 2,356.03, 3,529.26 and 1,891.30 is: 2,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.03 : 3,529.26 = 1,891.30 : x
  2. Step 2: Convert to fraction form
    2,356.03/3,529.26 = 1,891.30/x
  3. Step 3: Cross multiply
    2,356.03x = 3,529.26 × 1,891.30
  4. Step 4: Simplify right side
    2,356.03x = 6,674,889.44
  5. Step 5: Solve for x
    x = 6,674,889.44/2,356.03
  6. Step 6: Final answer
    x = 2,833.11

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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.