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Finding the Fourth Proportional to 8,883.50, 12,263.60 and 6,965.93

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Solution

The fourth proportional to 8,883.50, 12,263.60 and 6,965.93 is: 9,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.50 : 12,263.60 = 6,965.93 : x
  2. Step 2: Convert to fraction form
    8,883.50/12,263.60 = 6,965.93/x
  3. Step 3: Cross multiply
    8,883.50x = 12,263.60 × 6,965.93
  4. Step 4: Simplify right side
    8,883.50x = 85,427,427.22
  5. Step 5: Solve for x
    x = 85,427,427.22/8,883.50
  6. Step 6: Final answer
    x = 9,616.42

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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.