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Finding the Fourth Proportional to 5,297.97, 7,944.51 and 2,376.21

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Solution

The fourth proportional to 5,297.97, 7,944.51 and 2,376.21 is: 3,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.97 : 7,944.51 = 2,376.21 : x
  2. Step 2: Convert to fraction form
    5,297.97/7,944.51 = 2,376.21/x
  3. Step 3: Cross multiply
    5,297.97x = 7,944.51 × 2,376.21
  4. Step 4: Simplify right side
    5,297.97x = 18,877,824.11
  5. Step 5: Solve for x
    x = 18,877,824.11/5,297.97
  6. Step 6: Final answer
    x = 3,563.22

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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.