Home / 4,941.72-6,822.04-3,820.12

Finding the Fourth Proportional to 4,941.72, 6,822.04 and 3,820.12

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Solution

The fourth proportional to 4,941.72, 6,822.04 and 3,820.12 is: 5,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.72 : 6,822.04 = 3,820.12 : x
  2. Step 2: Convert to fraction form
    4,941.72/6,822.04 = 3,820.12/x
  3. Step 3: Cross multiply
    4,941.72x = 6,822.04 × 3,820.12
  4. Step 4: Simplify right side
    4,941.72x = 26,061,011.44
  5. Step 5: Solve for x
    x = 26,061,011.44/4,941.72
  6. Step 6: Final answer
    x = 5,273.67

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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.