Home / 7,500.92-11,254.60-3,119.36

Finding the Fourth Proportional to 7,500.92, 11,254.60 and 3,119.36

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Solution

The fourth proportional to 7,500.92, 11,254.60 and 3,119.36 is: 4,680.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.92 : 11,254.60 = 3,119.36 : x
  2. Step 2: Convert to fraction form
    7,500.92/11,254.60 = 3,119.36/x
  3. Step 3: Cross multiply
    7,500.92x = 11,254.60 × 3,119.36
  4. Step 4: Simplify right side
    7,500.92x = 35,107,149.06
  5. Step 5: Solve for x
    x = 35,107,149.06/7,500.92
  6. Step 6: Final answer
    x = 4,680.38

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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.