Home / 3,943.63-5,916.53-1,346.77

Finding the Fourth Proportional to 3,943.63, 5,916.53 and 1,346.77

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Solution

The fourth proportional to 3,943.63, 5,916.53 and 1,346.77 is: 2,020.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.63 : 5,916.53 = 1,346.77 : x
  2. Step 2: Convert to fraction form
    3,943.63/5,916.53 = 1,346.77/x
  3. Step 3: Cross multiply
    3,943.63x = 5,916.53 × 1,346.77
  4. Step 4: Simplify right side
    3,943.63x = 7,968,205.11
  5. Step 5: Solve for x
    x = 7,968,205.11/3,943.63
  6. Step 6: Final answer
    x = 2,020.53

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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.