Home / 3,235.54-4,466.74-2,178.86

Finding the Fourth Proportional to 3,235.54, 4,466.74 and 2,178.86

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Solution

The fourth proportional to 3,235.54, 4,466.74 and 2,178.86 is: 3,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.54 : 4,466.74 = 2,178.86 : x
  2. Step 2: Convert to fraction form
    3,235.54/4,466.74 = 2,178.86/x
  3. Step 3: Cross multiply
    3,235.54x = 4,466.74 × 2,178.86
  4. Step 4: Simplify right side
    3,235.54x = 9,732,401.12
  5. Step 5: Solve for x
    x = 9,732,401.12/3,235.54
  6. Step 6: Final answer
    x = 3,007.97

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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.