Home / 4,941.75-6,820.90-3,429.41

Finding the Fourth Proportional to 4,941.75, 6,820.90 and 3,429.41

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Solution

The fourth proportional to 4,941.75, 6,820.90 and 3,429.41 is: 4,733.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.75 : 6,820.90 = 3,429.41 : x
  2. Step 2: Convert to fraction form
    4,941.75/6,820.90 = 3,429.41/x
  3. Step 3: Cross multiply
    4,941.75x = 6,820.90 × 3,429.41
  4. Step 4: Simplify right side
    4,941.75x = 23,391,672.72
  5. Step 5: Solve for x
    x = 23,391,672.72/4,941.75
  6. Step 6: Final answer
    x = 4,733.48

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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.