Home / 7,206.63-10,811.78-2,012.51

Finding the Fourth Proportional to 7,206.63, 10,811.78 and 2,012.51

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Solution

The fourth proportional to 7,206.63, 10,811.78 and 2,012.51 is: 3,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.63 : 10,811.78 = 2,012.51 : x
  2. Step 2: Convert to fraction form
    7,206.63/10,811.78 = 2,012.51/x
  3. Step 3: Cross multiply
    7,206.63x = 10,811.78 × 2,012.51
  4. Step 4: Simplify right side
    7,206.63x = 21,758,751.25
  5. Step 5: Solve for x
    x = 21,758,751.25/7,206.63
  6. Step 6: Final answer
    x = 3,019.27

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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.