Home / 4,942.40-6,820.22-2,703.83

Finding the Fourth Proportional to 4,942.40, 6,820.22 and 2,703.83

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Solution

The fourth proportional to 4,942.40, 6,820.22 and 2,703.83 is: 3,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.40 : 6,820.22 = 2,703.83 : x
  2. Step 2: Convert to fraction form
    4,942.40/6,820.22 = 2,703.83/x
  3. Step 3: Cross multiply
    4,942.40x = 6,820.22 × 2,703.83
  4. Step 4: Simplify right side
    4,942.40x = 18,440,739.25
  5. Step 5: Solve for x
    x = 18,440,739.25/4,942.40
  6. Step 6: Final answer
    x = 3,731.13

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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.