Home / 1,882.03-2,596.57-1,219.72

Finding the Fourth Proportional to 1,882.03, 2,596.57 and 1,219.72

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Solution

The fourth proportional to 1,882.03, 2,596.57 and 1,219.72 is: 1,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.03 : 2,596.57 = 1,219.72 : x
  2. Step 2: Convert to fraction form
    1,882.03/2,596.57 = 1,219.72/x
  3. Step 3: Cross multiply
    1,882.03x = 2,596.57 × 1,219.72
  4. Step 4: Simplify right side
    1,882.03x = 3,167,088.36
  5. Step 5: Solve for x
    x = 3,167,088.36/1,882.03
  6. Step 6: Final answer
    x = 1,682.80

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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.