Home / 4,739.56-6,544.70-2,974.20

Finding the Fourth Proportional to 4,739.56, 6,544.70 and 2,974.20

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Solution

The fourth proportional to 4,739.56, 6,544.70 and 2,974.20 is: 4,106.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.56 : 6,544.70 = 2,974.20 : x
  2. Step 2: Convert to fraction form
    4,739.56/6,544.70 = 2,974.20/x
  3. Step 3: Cross multiply
    4,739.56x = 6,544.70 × 2,974.20
  4. Step 4: Simplify right side
    4,739.56x = 19,465,246.74
  5. Step 5: Solve for x
    x = 19,465,246.74/4,739.56
  6. Step 6: Final answer
    x = 4,106.97

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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.