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Finding the Fourth Proportional to 4,847.96, 7,272.75 and 1,926.29

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Solution

The fourth proportional to 4,847.96, 7,272.75 and 1,926.29 is: 2,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.96 : 7,272.75 = 1,926.29 : x
  2. Step 2: Convert to fraction form
    4,847.96/7,272.75 = 1,926.29/x
  3. Step 3: Cross multiply
    4,847.96x = 7,272.75 × 1,926.29
  4. Step 4: Simplify right side
    4,847.96x = 14,009,425.60
  5. Step 5: Solve for x
    x = 14,009,425.60/4,847.96
  6. Step 6: Final answer
    x = 2,889.76

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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.