Home / 2,872.29-4,307.82-1,023.54

Finding the Fourth Proportional to 2,872.29, 4,307.82 and 1,023.54

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Solution

The fourth proportional to 2,872.29, 4,307.82 and 1,023.54 is: 1,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.29 : 4,307.82 = 1,023.54 : x
  2. Step 2: Convert to fraction form
    2,872.29/4,307.82 = 1,023.54/x
  3. Step 3: Cross multiply
    2,872.29x = 4,307.82 × 1,023.54
  4. Step 4: Simplify right side
    2,872.29x = 4,409,206.09
  5. Step 5: Solve for x
    x = 4,409,206.09/2,872.29
  6. Step 6: Final answer
    x = 1,535.08

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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.