Home / 5,052.70-6,972.96-2,814.60

Finding the Fourth Proportional to 5,052.70, 6,972.96 and 2,814.60

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Solution

The fourth proportional to 5,052.70, 6,972.96 and 2,814.60 is: 3,884.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.70 : 6,972.96 = 2,814.60 : x
  2. Step 2: Convert to fraction form
    5,052.70/6,972.96 = 2,814.60/x
  3. Step 3: Cross multiply
    5,052.70x = 6,972.96 × 2,814.60
  4. Step 4: Simplify right side
    5,052.70x = 19,626,093.22
  5. Step 5: Solve for x
    x = 19,626,093.22/5,052.70
  6. Step 6: Final answer
    x = 3,884.28

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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.