Home / 3,968.24-5,475.44-2,570.18

Finding the Fourth Proportional to 3,968.24, 5,475.44 and 2,570.18

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Solution

The fourth proportional to 3,968.24, 5,475.44 and 2,570.18 is: 3,546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.24 : 5,475.44 = 2,570.18 : x
  2. Step 2: Convert to fraction form
    3,968.24/5,475.44 = 2,570.18/x
  3. Step 3: Cross multiply
    3,968.24x = 5,475.44 × 2,570.18
  4. Step 4: Simplify right side
    3,968.24x = 14,072,866.38
  5. Step 5: Solve for x
    x = 14,072,866.38/3,968.24
  6. Step 6: Final answer
    x = 3,546.37

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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.