Home / 6,918.44-9,549.48-3,935.94

Finding the Fourth Proportional to 6,918.44, 9,549.48 and 3,935.94

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Solution

The fourth proportional to 6,918.44, 9,549.48 and 3,935.94 is: 5,432.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.44 : 9,549.48 = 3,935.94 : x
  2. Step 2: Convert to fraction form
    6,918.44/9,549.48 = 3,935.94/x
  3. Step 3: Cross multiply
    6,918.44x = 9,549.48 × 3,935.94
  4. Step 4: Simplify right side
    6,918.44x = 37,586,180.31
  5. Step 5: Solve for x
    x = 37,586,180.31/6,918.44
  6. Step 6: Final answer
    x = 5,432.75

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1.5x scale

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.