Home / 7,665.27-11,490.60-2,467.50

Finding the Fourth Proportional to 7,665.27, 11,490.60 and 2,467.50

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Solution

The fourth proportional to 7,665.27, 11,490.60 and 2,467.50 is: 3,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.27 : 11,490.60 = 2,467.50 : x
  2. Step 2: Convert to fraction form
    7,665.27/11,490.60 = 2,467.50/x
  3. Step 3: Cross multiply
    7,665.27x = 11,490.60 × 2,467.50
  4. Step 4: Simplify right side
    7,665.27x = 28,353,055.50
  5. Step 5: Solve for x
    x = 28,353,055.50/7,665.27
  6. Step 6: Final answer
    x = 3,698.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.