Home / 6,223.80-8,589.78-4,729.26

Finding the Fourth Proportional to 6,223.80, 8,589.78 and 4,729.26

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Solution

The fourth proportional to 6,223.80, 8,589.78 and 4,729.26 is: 6,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.80 : 8,589.78 = 4,729.26 : x
  2. Step 2: Convert to fraction form
    6,223.80/8,589.78 = 4,729.26/x
  3. Step 3: Cross multiply
    6,223.80x = 8,589.78 × 4,729.26
  4. Step 4: Simplify right side
    6,223.80x = 40,623,302.96
  5. Step 5: Solve for x
    x = 40,623,302.96/6,223.80
  6. Step 6: Final answer
    x = 6,527.09

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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.