Home / 4,902.90-6,762.58-3,223.77

Finding the Fourth Proportional to 4,902.90, 6,762.58 and 3,223.77

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Solution

The fourth proportional to 4,902.90, 6,762.58 and 3,223.77 is: 4,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.90 : 6,762.58 = 3,223.77 : x
  2. Step 2: Convert to fraction form
    4,902.90/6,762.58 = 3,223.77/x
  3. Step 3: Cross multiply
    4,902.90x = 6,762.58 × 3,223.77
  4. Step 4: Simplify right side
    4,902.90x = 21,801,002.53
  5. Step 5: Solve for x
    x = 21,801,002.53/4,902.90
  6. Step 6: Final answer
    x = 4,446.55

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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.