Home / 6,209.06-9,315.33-2,513.89

Finding the Fourth Proportional to 6,209.06, 9,315.33 and 2,513.89

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Solution

The fourth proportional to 6,209.06, 9,315.33 and 2,513.89 is: 3,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.06 : 9,315.33 = 2,513.89 : x
  2. Step 2: Convert to fraction form
    6,209.06/9,315.33 = 2,513.89/x
  3. Step 3: Cross multiply
    6,209.06x = 9,315.33 × 2,513.89
  4. Step 4: Simplify right side
    6,209.06x = 23,417,714.93
  5. Step 5: Solve for x
    x = 23,417,714.93/6,209.06
  6. Step 6: Final answer
    x = 3,771.54

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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.