Home / 7,199.63-10,800.06-2,519.53

Finding the Fourth Proportional to 7,199.63, 10,800.06 and 2,519.53

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Solution

The fourth proportional to 7,199.63, 10,800.06 and 2,519.53 is: 3,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.63 : 10,800.06 = 2,519.53 : x
  2. Step 2: Convert to fraction form
    7,199.63/10,800.06 = 2,519.53/x
  3. Step 3: Cross multiply
    7,199.63x = 10,800.06 × 2,519.53
  4. Step 4: Simplify right side
    7,199.63x = 27,211,076.18
  5. Step 5: Solve for x
    x = 27,211,076.18/7,199.63
  6. Step 6: Final answer
    x = 3,779.51

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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.