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Finding the Fourth Proportional to 5,297.36, 7,945.56 and 1,834.16

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Solution

The fourth proportional to 5,297.36, 7,945.56 and 1,834.16 is: 2,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.36 : 7,945.56 = 1,834.16 : x
  2. Step 2: Convert to fraction form
    5,297.36/7,945.56 = 1,834.16/x
  3. Step 3: Cross multiply
    5,297.36x = 7,945.56 × 1,834.16
  4. Step 4: Simplify right side
    5,297.36x = 14,573,428.33
  5. Step 5: Solve for x
    x = 14,573,428.33/5,297.36
  6. Step 6: Final answer
    x = 2,751.07

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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.