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Finding the Fourth Proportional to 4,993.04, 6,891.36 and 2,897.48

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Solution

The fourth proportional to 4,993.04, 6,891.36 and 2,897.48 is: 3,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.04 : 6,891.36 = 2,897.48 : x
  2. Step 2: Convert to fraction form
    4,993.04/6,891.36 = 2,897.48/x
  3. Step 3: Cross multiply
    4,993.04x = 6,891.36 × 2,897.48
  4. Step 4: Simplify right side
    4,993.04x = 19,967,577.77
  5. Step 5: Solve for x
    x = 19,967,577.77/4,993.04
  6. Step 6: Final answer
    x = 3,999.08

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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.