Home / 3,424.16-4,728.15-2,167.25

Finding the Fourth Proportional to 3,424.16, 4,728.15 and 2,167.25

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Solution

The fourth proportional to 3,424.16, 4,728.15 and 2,167.25 is: 2,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.16 : 4,728.15 = 2,167.25 : x
  2. Step 2: Convert to fraction form
    3,424.16/4,728.15 = 2,167.25/x
  3. Step 3: Cross multiply
    3,424.16x = 4,728.15 × 2,167.25
  4. Step 4: Simplify right side
    3,424.16x = 10,247,059.45
  5. Step 5: Solve for x
    x = 10,247,059.45/3,424.16
  6. Step 6: Final answer
    x = 2,992.57

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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.