Home / 8,889.04-13,334.40-3,047.20

Finding the Fourth Proportional to 8,889.04, 13,334.40 and 3,047.20

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Solution

The fourth proportional to 8,889.04, 13,334.40 and 3,047.20 is: 4,571.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.04 : 13,334.40 = 3,047.20 : x
  2. Step 2: Convert to fraction form
    8,889.04/13,334.40 = 3,047.20/x
  3. Step 3: Cross multiply
    8,889.04x = 13,334.40 × 3,047.20
  4. Step 4: Simplify right side
    8,889.04x = 40,632,583.68
  5. Step 5: Solve for x
    x = 40,632,583.68/8,889.04
  6. Step 6: Final answer
    x = 4,571.09

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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.