Home / 3,021.57-4,534.29-1,926.72

Finding the Fourth Proportional to 3,021.57, 4,534.29 and 1,926.72

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Solution

The fourth proportional to 3,021.57, 4,534.29 and 1,926.72 is: 2,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.57 : 4,534.29 = 1,926.72 : x
  2. Step 2: Convert to fraction form
    3,021.57/4,534.29 = 1,926.72/x
  3. Step 3: Cross multiply
    3,021.57x = 4,534.29 × 1,926.72
  4. Step 4: Simplify right side
    3,021.57x = 8,736,307.23
  5. Step 5: Solve for x
    x = 8,736,307.23/3,021.57
  6. Step 6: Final answer
    x = 2,891.31

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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.