Home / 4,015.08-5,541.22-3,231.72

Finding the Fourth Proportional to 4,015.08, 5,541.22 and 3,231.72

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Solution

The fourth proportional to 4,015.08, 5,541.22 and 3,231.72 is: 4,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.08 : 5,541.22 = 3,231.72 : x
  2. Step 2: Convert to fraction form
    4,015.08/5,541.22 = 3,231.72/x
  3. Step 3: Cross multiply
    4,015.08x = 5,541.22 × 3,231.72
  4. Step 4: Simplify right side
    4,015.08x = 17,907,671.50
  5. Step 5: Solve for x
    x = 17,907,671.50/4,015.08
  6. Step 6: Final answer
    x = 4,460.10

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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.