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Finding the Fourth Proportional to 8,848.98, 13,244.31 and 7,876.98

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Solution

The fourth proportional to 8,848.98, 13,244.31 and 7,876.98 is: 11,789.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.98 : 13,244.31 = 7,876.98 : x
  2. Step 2: Convert to fraction form
    8,848.98/13,244.31 = 7,876.98/x
  3. Step 3: Cross multiply
    8,848.98x = 13,244.31 × 7,876.98
  4. Step 4: Simplify right side
    8,848.98x = 104,325,164.98
  5. Step 5: Solve for x
    x = 104,325,164.98/8,848.98
  6. Step 6: Final answer
    x = 11,789.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.