Home / 4,142.41-5,717.60-2,883.67

Finding the Fourth Proportional to 4,142.41, 5,717.60 and 2,883.67

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Solution

The fourth proportional to 4,142.41, 5,717.60 and 2,883.67 is: 3,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.41 : 5,717.60 = 2,883.67 : x
  2. Step 2: Convert to fraction form
    4,142.41/5,717.60 = 2,883.67/x
  3. Step 3: Cross multiply
    4,142.41x = 5,717.60 × 2,883.67
  4. Step 4: Simplify right side
    4,142.41x = 16,487,671.59
  5. Step 5: Solve for x
    x = 16,487,671.59/4,142.41
  6. Step 6: Final answer
    x = 3,980.21

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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.