Home / 6,945.54-9,583.36-4,113.81

Finding the Fourth Proportional to 6,945.54, 9,583.36 and 4,113.81

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Solution

The fourth proportional to 6,945.54, 9,583.36 and 4,113.81 is: 5,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.54 : 9,583.36 = 4,113.81 : x
  2. Step 2: Convert to fraction form
    6,945.54/9,583.36 = 4,113.81/x
  3. Step 3: Cross multiply
    6,945.54x = 9,583.36 × 4,113.81
  4. Step 4: Simplify right side
    6,945.54x = 39,424,122.20
  5. Step 5: Solve for x
    x = 39,424,122.20/6,945.54
  6. Step 6: Final answer
    x = 5,676.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.