Home / 4,376.42-6,040.44-2,782.76

Finding the Fourth Proportional to 4,376.42, 6,040.44 and 2,782.76

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Solution

The fourth proportional to 4,376.42, 6,040.44 and 2,782.76 is: 3,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.42 : 6,040.44 = 2,782.76 : x
  2. Step 2: Convert to fraction form
    4,376.42/6,040.44 = 2,782.76/x
  3. Step 3: Cross multiply
    4,376.42x = 6,040.44 × 2,782.76
  4. Step 4: Simplify right side
    4,376.42x = 16,809,109.92
  5. Step 5: Solve for x
    x = 16,809,109.92/4,376.42
  6. Step 6: Final answer
    x = 3,840.83

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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.