Home / 7,222.74-10,819.19-4,252.03

Finding the Fourth Proportional to 7,222.74, 10,819.19 and 4,252.03

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Solution

The fourth proportional to 7,222.74, 10,819.19 and 4,252.03 is: 6,369.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.74 : 10,819.19 = 4,252.03 : x
  2. Step 2: Convert to fraction form
    7,222.74/10,819.19 = 4,252.03/x
  3. Step 3: Cross multiply
    7,222.74x = 10,819.19 × 4,252.03
  4. Step 4: Simplify right side
    7,222.74x = 46,003,547.50
  5. Step 5: Solve for x
    x = 46,003,547.50/7,222.74
  6. Step 6: Final answer
    x = 6,369.26

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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.