Home / 3,615.32-5,418.54-2,056.63

Finding the Fourth Proportional to 3,615.32, 5,418.54 and 2,056.63

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Solution

The fourth proportional to 3,615.32, 5,418.54 and 2,056.63 is: 3,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.32 : 5,418.54 = 2,056.63 : x
  2. Step 2: Convert to fraction form
    3,615.32/5,418.54 = 2,056.63/x
  3. Step 3: Cross multiply
    3,615.32x = 5,418.54 × 2,056.63
  4. Step 4: Simplify right side
    3,615.32x = 11,143,904.83
  5. Step 5: Solve for x
    x = 11,143,904.83/3,615.32
  6. Step 6: Final answer
    x = 3,082.41

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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.