Home / 3,883.07-5,358.46-2,114.67

Finding the Fourth Proportional to 3,883.07, 5,358.46 and 2,114.67

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Solution

The fourth proportional to 3,883.07, 5,358.46 and 2,114.67 is: 2,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.07 : 5,358.46 = 2,114.67 : x
  2. Step 2: Convert to fraction form
    3,883.07/5,358.46 = 2,114.67/x
  3. Step 3: Cross multiply
    3,883.07x = 5,358.46 × 2,114.67
  4. Step 4: Simplify right side
    3,883.07x = 11,331,374.61
  5. Step 5: Solve for x
    x = 11,331,374.61/3,883.07
  6. Step 6: Final answer
    x = 2,918.15

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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.