Home / 3,916.24-5,403.80-2,344

Finding the Fourth Proportional to 3,916.24, 5,403.80 and 2,344

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Solution

The fourth proportional to 3,916.24, 5,403.80 and 2,344 is: 3,234.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.24 : 5,403.80 = 2,344 : x
  2. Step 2: Convert to fraction form
    3,916.24/5,403.80 = 2,344/x
  3. Step 3: Cross multiply
    3,916.24x = 5,403.80 × 2,344
  4. Step 4: Simplify right side
    3,916.24x = 12,666,507.20
  5. Step 5: Solve for x
    x = 12,666,507.20/3,916.24
  6. Step 6: Final answer
    x = 3,234.35

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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.