Home / 5,817.21-8,029.16-3,300.79

Finding the Fourth Proportional to 5,817.21, 8,029.16 and 3,300.79

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Solution

The fourth proportional to 5,817.21, 8,029.16 and 3,300.79 is: 4,555.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.21 : 8,029.16 = 3,300.79 : x
  2. Step 2: Convert to fraction form
    5,817.21/8,029.16 = 3,300.79/x
  3. Step 3: Cross multiply
    5,817.21x = 8,029.16 × 3,300.79
  4. Step 4: Simplify right side
    5,817.21x = 26,502,571.04
  5. Step 5: Solve for x
    x = 26,502,571.04/5,817.21
  6. Step 6: Final answer
    x = 4,555.89

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1.5x scale

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.