Home / 4,240.41-6,361.22-1,319.01

Finding the Fourth Proportional to 4,240.41, 6,361.22 and 1,319.01

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Solution

The fourth proportional to 4,240.41, 6,361.22 and 1,319.01 is: 1,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.41 : 6,361.22 = 1,319.01 : x
  2. Step 2: Convert to fraction form
    4,240.41/6,361.22 = 1,319.01/x
  3. Step 3: Cross multiply
    4,240.41x = 6,361.22 × 1,319.01
  4. Step 4: Simplify right side
    4,240.41x = 8,390,512.79
  5. Step 5: Solve for x
    x = 8,390,512.79/4,240.41
  6. Step 6: Final answer
    x = 1,978.70

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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.