Home / 4,902.15-6,761.55-3,223.02

Finding the Fourth Proportional to 4,902.15, 6,761.55 and 3,223.02

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Solution

The fourth proportional to 4,902.15, 6,761.55 and 3,223.02 is: 4,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.15 : 6,761.55 = 3,223.02 : x
  2. Step 2: Convert to fraction form
    4,902.15/6,761.55 = 3,223.02/x
  3. Step 3: Cross multiply
    4,902.15x = 6,761.55 × 3,223.02
  4. Step 4: Simplify right side
    4,902.15x = 21,792,586.31
  5. Step 5: Solve for x
    x = 21,792,586.31/4,902.15
  6. Step 6: Final answer
    x = 4,445.52

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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.