Home / 3,579.24-5,366.64-1,113.36

Finding the Fourth Proportional to 3,579.24, 5,366.64 and 1,113.36

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Solution

The fourth proportional to 3,579.24, 5,366.64 and 1,113.36 is: 1,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.24 : 5,366.64 = 1,113.36 : x
  2. Step 2: Convert to fraction form
    3,579.24/5,366.64 = 1,113.36/x
  3. Step 3: Cross multiply
    3,579.24x = 5,366.64 × 1,113.36
  4. Step 4: Simplify right side
    3,579.24x = 5,975,002.31
  5. Step 5: Solve for x
    x = 5,975,002.31/3,579.24
  6. Step 6: Final answer
    x = 1,669.35

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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.