Home / 7,253.40-10,860.66-3,783.36

Finding the Fourth Proportional to 7,253.40, 10,860.66 and 3,783.36

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Solution

The fourth proportional to 7,253.40, 10,860.66 and 3,783.36 is: 5,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.40 : 10,860.66 = 3,783.36 : x
  2. Step 2: Convert to fraction form
    7,253.40/10,860.66 = 3,783.36/x
  3. Step 3: Cross multiply
    7,253.40x = 10,860.66 × 3,783.36
  4. Step 4: Simplify right side
    7,253.40x = 41,089,786.62
  5. Step 5: Solve for x
    x = 41,089,786.62/7,253.40
  6. Step 6: Final answer
    x = 5,664.90

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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.