Home / 1,828.05-2,522.54-1,031.42

Finding the Fourth Proportional to 1,828.05, 2,522.54 and 1,031.42

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Solution

The fourth proportional to 1,828.05, 2,522.54 and 1,031.42 is: 1,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.05 : 2,522.54 = 1,031.42 : x
  2. Step 2: Convert to fraction form
    1,828.05/2,522.54 = 1,031.42/x
  3. Step 3: Cross multiply
    1,828.05x = 2,522.54 × 1,031.42
  4. Step 4: Simplify right side
    1,828.05x = 2,601,780.44
  5. Step 5: Solve for x
    x = 2,601,780.44/1,828.05
  6. Step 6: Final answer
    x = 1,423.25

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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.