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Finding the Fourth Proportional to 5,133.54, 7,083.54 and 2,895.51

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Solution

The fourth proportional to 5,133.54, 7,083.54 and 2,895.51 is: 3,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.54 : 7,083.54 = 2,895.51 : x
  2. Step 2: Convert to fraction form
    5,133.54/7,083.54 = 2,895.51/x
  3. Step 3: Cross multiply
    5,133.54x = 7,083.54 × 2,895.51
  4. Step 4: Simplify right side
    5,133.54x = 20,510,460.91
  5. Step 5: Solve for x
    x = 20,510,460.91/5,133.54
  6. Step 6: Final answer
    x = 3,995.38

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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.