Home / 4,812.90-7,223.94-2,626.26

Finding the Fourth Proportional to 4,812.90, 7,223.94 and 2,626.26

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Solution

The fourth proportional to 4,812.90, 7,223.94 and 2,626.26 is: 3,941.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.90 : 7,223.94 = 2,626.26 : x
  2. Step 2: Convert to fraction form
    4,812.90/7,223.94 = 2,626.26/x
  3. Step 3: Cross multiply
    4,812.90x = 7,223.94 × 2,626.26
  4. Step 4: Simplify right side
    4,812.90x = 18,971,944.66
  5. Step 5: Solve for x
    x = 18,971,944.66/4,812.90
  6. Step 6: Final answer
    x = 3,941.89

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1.5x scale

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.