Home / 5,052.40-6,972.83-2,814.64

Finding the Fourth Proportional to 5,052.40, 6,972.83 and 2,814.64

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Solution

The fourth proportional to 5,052.40, 6,972.83 and 2,814.64 is: 3,884.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.40 : 6,972.83 = 2,814.64 : x
  2. Step 2: Convert to fraction form
    5,052.40/6,972.83 = 2,814.64/x
  3. Step 3: Cross multiply
    5,052.40x = 6,972.83 × 2,814.64
  4. Step 4: Simplify right side
    5,052.40x = 19,625,992.16
  5. Step 5: Solve for x
    x = 19,625,992.16/5,052.40
  6. Step 6: Final answer
    x = 3,884.49

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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.