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Finding the Fourth Proportional to 6,422.67, 8,852.97 and 4,848.03

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Solution

The fourth proportional to 6,422.67, 8,852.97 and 4,848.03 is: 6,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.67 : 8,852.97 = 4,848.03 : x
  2. Step 2: Convert to fraction form
    6,422.67/8,852.97 = 4,848.03/x
  3. Step 3: Cross multiply
    6,422.67x = 8,852.97 × 4,848.03
  4. Step 4: Simplify right side
    6,422.67x = 42,919,464.15
  5. Step 5: Solve for x
    x = 42,919,464.15/6,422.67
  6. Step 6: Final answer
    x = 6,682.50

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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.