Home / 4,490.48-6,738.80-1,568.79

Finding the Fourth Proportional to 4,490.48, 6,738.80 and 1,568.79

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Solution

The fourth proportional to 4,490.48, 6,738.80 and 1,568.79 is: 2,354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.48 : 6,738.80 = 1,568.79 : x
  2. Step 2: Convert to fraction form
    4,490.48/6,738.80 = 1,568.79/x
  3. Step 3: Cross multiply
    4,490.48x = 6,738.80 × 1,568.79
  4. Step 4: Simplify right side
    4,490.48x = 10,571,762.05
  5. Step 5: Solve for x
    x = 10,571,762.05/4,490.48
  6. Step 6: Final answer
    x = 2,354.26

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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.