Home / 4,769.51-7,154.31-2,137.14

Finding the Fourth Proportional to 4,769.51, 7,154.31 and 2,137.14

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Solution

The fourth proportional to 4,769.51, 7,154.31 and 2,137.14 is: 3,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.51 : 7,154.31 = 2,137.14 : x
  2. Step 2: Convert to fraction form
    4,769.51/7,154.31 = 2,137.14/x
  3. Step 3: Cross multiply
    4,769.51x = 7,154.31 × 2,137.14
  4. Step 4: Simplify right side
    4,769.51x = 15,289,762.07
  5. Step 5: Solve for x
    x = 15,289,762.07/4,769.51
  6. Step 6: Final answer
    x = 3,205.73

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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.