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Finding the Fourth Proportional to 5,328.98, 7,994.94 and 2,327.28

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Solution

The fourth proportional to 5,328.98, 7,994.94 and 2,327.28 is: 3,491.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.98 : 7,994.94 = 2,327.28 : x
  2. Step 2: Convert to fraction form
    5,328.98/7,994.94 = 2,327.28/x
  3. Step 3: Cross multiply
    5,328.98x = 7,994.94 × 2,327.28
  4. Step 4: Simplify right side
    5,328.98x = 18,606,463.96
  5. Step 5: Solve for x
    x = 18,606,463.96/5,328.98
  6. Step 6: Final answer
    x = 3,491.56

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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.