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Finding the Fourth Proportional to 3,597.80, 4,959.96 and 2,798.63

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Solution

The fourth proportional to 3,597.80, 4,959.96 and 2,798.63 is: 3,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.80 : 4,959.96 = 2,798.63 : x
  2. Step 2: Convert to fraction form
    3,597.80/4,959.96 = 2,798.63/x
  3. Step 3: Cross multiply
    3,597.80x = 4,959.96 × 2,798.63
  4. Step 4: Simplify right side
    3,597.80x = 13,881,092.85
  5. Step 5: Solve for x
    x = 13,881,092.85/3,597.80
  6. Step 6: Final answer
    x = 3,858.22

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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.