Home / 4,828.20-7,247.10-2,365.80

Finding the Fourth Proportional to 4,828.20, 7,247.10 and 2,365.80

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Solution

The fourth proportional to 4,828.20, 7,247.10 and 2,365.80 is: 3,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.20 : 7,247.10 = 2,365.80 : x
  2. Step 2: Convert to fraction form
    4,828.20/7,247.10 = 2,365.80/x
  3. Step 3: Cross multiply
    4,828.20x = 7,247.10 × 2,365.80
  4. Step 4: Simplify right side
    4,828.20x = 17,145,189.18
  5. Step 5: Solve for x
    x = 17,145,189.18/4,828.20
  6. Step 6: Final answer
    x = 3,551.05

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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.