Home / 7,208.28-10,812.44-2,014.20

Finding the Fourth Proportional to 7,208.28, 10,812.44 and 2,014.20

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Solution

The fourth proportional to 7,208.28, 10,812.44 and 2,014.20 is: 3,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.28 : 10,812.44 = 2,014.20 : x
  2. Step 2: Convert to fraction form
    7,208.28/10,812.44 = 2,014.20/x
  3. Step 3: Cross multiply
    7,208.28x = 10,812.44 × 2,014.20
  4. Step 4: Simplify right side
    7,208.28x = 21,778,416.65
  5. Step 5: Solve for x
    x = 21,778,416.65/7,208.28
  6. Step 6: Final answer
    x = 3,021.31

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1.5x scale

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.