Home / 4,953.44-6,836.76-2,857.28

Finding the Fourth Proportional to 4,953.44, 6,836.76 and 2,857.28

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Solution

The fourth proportional to 4,953.44, 6,836.76 and 2,857.28 is: 3,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.44 : 6,836.76 = 2,857.28 : x
  2. Step 2: Convert to fraction form
    4,953.44/6,836.76 = 2,857.28/x
  3. Step 3: Cross multiply
    4,953.44x = 6,836.76 × 2,857.28
  4. Step 4: Simplify right side
    4,953.44x = 19,534,537.61
  5. Step 5: Solve for x
    x = 19,534,537.61/4,953.44
  6. Step 6: Final answer
    x = 3,943.63

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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.