Home / 4,722.72-6,516.36-2,626.80

Finding the Fourth Proportional to 4,722.72, 6,516.36 and 2,626.80

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Solution

The fourth proportional to 4,722.72, 6,516.36 and 2,626.80 is: 3,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.72 : 6,516.36 = 2,626.80 : x
  2. Step 2: Convert to fraction form
    4,722.72/6,516.36 = 2,626.80/x
  3. Step 3: Cross multiply
    4,722.72x = 6,516.36 × 2,626.80
  4. Step 4: Simplify right side
    4,722.72x = 17,117,174.45
  5. Step 5: Solve for x
    x = 17,117,174.45/4,722.72
  6. Step 6: Final answer
    x = 3,624.43

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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.