Home / 4,749.37-7,124.96-1,974.54

Finding the Fourth Proportional to 4,749.37, 7,124.96 and 1,974.54

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Solution

The fourth proportional to 4,749.37, 7,124.96 and 1,974.54 is: 2,962.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.37 : 7,124.96 = 1,974.54 : x
  2. Step 2: Convert to fraction form
    4,749.37/7,124.96 = 1,974.54/x
  3. Step 3: Cross multiply
    4,749.37x = 7,124.96 × 1,974.54
  4. Step 4: Simplify right side
    4,749.37x = 14,068,518.52
  5. Step 5: Solve for x
    x = 14,068,518.52/4,749.37
  6. Step 6: Final answer
    x = 2,962.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.