Home / 2,916.27-4,023.75-1,782.54

Finding the Fourth Proportional to 2,916.27, 4,023.75 and 1,782.54

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Solution

The fourth proportional to 2,916.27, 4,023.75 and 1,782.54 is: 2,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.27 : 4,023.75 = 1,782.54 : x
  2. Step 2: Convert to fraction form
    2,916.27/4,023.75 = 1,782.54/x
  3. Step 3: Cross multiply
    2,916.27x = 4,023.75 × 1,782.54
  4. Step 4: Simplify right side
    2,916.27x = 7,172,495.33
  5. Step 5: Solve for x
    x = 7,172,495.33/2,916.27
  6. Step 6: Final answer
    x = 2,459.48

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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.