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Finding the Fourth Proportional to 4,828.62, 7,243.56 and 2,054.82

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Solution

The fourth proportional to 4,828.62, 7,243.56 and 2,054.82 is: 3,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.62 : 7,243.56 = 2,054.82 : x
  2. Step 2: Convert to fraction form
    4,828.62/7,243.56 = 2,054.82/x
  3. Step 3: Cross multiply
    4,828.62x = 7,243.56 × 2,054.82
  4. Step 4: Simplify right side
    4,828.62x = 14,884,211.96
  5. Step 5: Solve for x
    x = 14,884,211.96/4,828.62
  6. Step 6: Final answer
    x = 3,082.50

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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.