Home / 4,830.96-7,238.88-2,748.36

Finding the Fourth Proportional to 4,830.96, 7,238.88 and 2,748.36

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Solution

The fourth proportional to 4,830.96, 7,238.88 and 2,748.36 is: 4,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.96 : 7,238.88 = 2,748.36 : x
  2. Step 2: Convert to fraction form
    4,830.96/7,238.88 = 2,748.36/x
  3. Step 3: Cross multiply
    4,830.96x = 7,238.88 × 2,748.36
  4. Step 4: Simplify right side
    4,830.96x = 19,895,048.24
  5. Step 5: Solve for x
    x = 19,895,048.24/4,830.96
  6. Step 6: Final answer
    x = 4,118.24

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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.