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Finding the Fourth Proportional to 7,886.98, 10,883.73 and 4,350.12

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Solution

The fourth proportional to 7,886.98, 10,883.73 and 4,350.12 is: 6,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886.98 : 10,883.73 = 4,350.12 : x
  2. Step 2: Convert to fraction form
    7,886.98/10,883.73 = 4,350.12/x
  3. Step 3: Cross multiply
    7,886.98x = 10,883.73 × 4,350.12
  4. Step 4: Simplify right side
    7,886.98x = 47,345,531.55
  5. Step 5: Solve for x
    x = 47,345,531.55/7,886.98
  6. Step 6: Final answer
    x = 6,003.00

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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.