Home / 5,228.00-7,842.68-2,762.91

Finding the Fourth Proportional to 5,228.00, 7,842.68 and 2,762.91

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Solution

The fourth proportional to 5,228.00, 7,842.68 and 2,762.91 is: 4,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.00 : 7,842.68 = 2,762.91 : x
  2. Step 2: Convert to fraction form
    5,228.00/7,842.68 = 2,762.91/x
  3. Step 3: Cross multiply
    5,228.00x = 7,842.68 × 2,762.91
  4. Step 4: Simplify right side
    5,228.00x = 21,668,605.18
  5. Step 5: Solve for x
    x = 21,668,605.18/5,228.00
  6. Step 6: Final answer
    x = 4,144.73

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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.