Home / 7,440.93-11,165.85-2,760.15

Finding the Fourth Proportional to 7,440.93, 11,165.85 and 2,760.15

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Solution

The fourth proportional to 7,440.93, 11,165.85 and 2,760.15 is: 4,141.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.93 : 11,165.85 = 2,760.15 : x
  2. Step 2: Convert to fraction form
    7,440.93/11,165.85 = 2,760.15/x
  3. Step 3: Cross multiply
    7,440.93x = 11,165.85 × 2,760.15
  4. Step 4: Simplify right side
    7,440.93x = 30,819,420.88
  5. Step 5: Solve for x
    x = 30,819,420.88/7,440.93
  6. Step 6: Final answer
    x = 4,141.88

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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.