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Finding the Fourth Proportional to 5,369, 8,054.10 and 4,817.80

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Solution

The fourth proportional to 5,369, 8,054.10 and 4,817.80 is: 7,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369 : 8,054.10 = 4,817.80 : x
  2. Step 2: Convert to fraction form
    5,369/8,054.10 = 4,817.80/x
  3. Step 3: Cross multiply
    5,369x = 8,054.10 × 4,817.80
  4. Step 4: Simplify right side
    5,369x = 38,803,042.98
  5. Step 5: Solve for x
    x = 38,803,042.98/5,369
  6. Step 6: Final answer
    x = 7,227.24

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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.