Home / 6,281.69-8,668.53-3,629.52

Finding the Fourth Proportional to 6,281.69, 8,668.53 and 3,629.52

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Solution

The fourth proportional to 6,281.69, 8,668.53 and 3,629.52 is: 5,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.69 : 8,668.53 = 3,629.52 : x
  2. Step 2: Convert to fraction form
    6,281.69/8,668.53 = 3,629.52/x
  3. Step 3: Cross multiply
    6,281.69x = 8,668.53 × 3,629.52
  4. Step 4: Simplify right side
    6,281.69x = 31,462,603.01
  5. Step 5: Solve for x
    x = 31,462,603.01/6,281.69
  6. Step 6: Final answer
    x = 5,008.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.