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Finding the Fourth Proportional to 3,543.93, 4,890.06 and 2,051.55

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Solution

The fourth proportional to 3,543.93, 4,890.06 and 2,051.55 is: 2,830.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.93 : 4,890.06 = 2,051.55 : x
  2. Step 2: Convert to fraction form
    3,543.93/4,890.06 = 2,051.55/x
  3. Step 3: Cross multiply
    3,543.93x = 4,890.06 × 2,051.55
  4. Step 4: Simplify right side
    3,543.93x = 10,032,202.59
  5. Step 5: Solve for x
    x = 10,032,202.59/3,543.93
  6. Step 6: Final answer
    x = 2,830.81

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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.