Home / 8,684.89-13,030.98-3,751.99

Finding the Fourth Proportional to 8,684.89, 13,030.98 and 3,751.99

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Solution

The fourth proportional to 8,684.89, 13,030.98 and 3,751.99 is: 5,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684.89 : 13,030.98 = 3,751.99 : x
  2. Step 2: Convert to fraction form
    8,684.89/13,030.98 = 3,751.99/x
  3. Step 3: Cross multiply
    8,684.89x = 13,030.98 × 3,751.99
  4. Step 4: Simplify right side
    8,684.89x = 48,892,106.65
  5. Step 5: Solve for x
    x = 48,892,106.65/8,684.89
  6. Step 6: Final answer
    x = 5,629.56

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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.