Home / 5,406.14-7,460.48-3,167.57

Finding the Fourth Proportional to 5,406.14, 7,460.48 and 3,167.57

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Solution

The fourth proportional to 5,406.14, 7,460.48 and 3,167.57 is: 4,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.14 : 7,460.48 = 3,167.57 : x
  2. Step 2: Convert to fraction form
    5,406.14/7,460.48 = 3,167.57/x
  3. Step 3: Cross multiply
    5,406.14x = 7,460.48 × 3,167.57
  4. Step 4: Simplify right side
    5,406.14x = 23,631,619.20
  5. Step 5: Solve for x
    x = 23,631,619.20/5,406.14
  6. Step 6: Final answer
    x = 4,371.25

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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.