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Finding the Fourth Proportional to 4,926.88, 7,354.34 and 4,273.34

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Solution

The fourth proportional to 4,926.88, 7,354.34 and 4,273.34 is: 6,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.88 : 7,354.34 = 4,273.34 : x
  2. Step 2: Convert to fraction form
    4,926.88/7,354.34 = 4,273.34/x
  3. Step 3: Cross multiply
    4,926.88x = 7,354.34 × 4,273.34
  4. Step 4: Simplify right side
    4,926.88x = 31,427,618.59
  5. Step 5: Solve for x
    x = 31,427,618.59/4,926.88
  6. Step 6: Final answer
    x = 6,378.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.