Home / 7,960.05-11,931.85-2,693.33

Finding the Fourth Proportional to 7,960.05, 11,931.85 and 2,693.33

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Solution

The fourth proportional to 7,960.05, 11,931.85 and 2,693.33 is: 4,037.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.05 : 11,931.85 = 2,693.33 : x
  2. Step 2: Convert to fraction form
    7,960.05/11,931.85 = 2,693.33/x
  3. Step 3: Cross multiply
    7,960.05x = 11,931.85 × 2,693.33
  4. Step 4: Simplify right side
    7,960.05x = 32,136,409.56
  5. Step 5: Solve for x
    x = 32,136,409.56/7,960.05
  6. Step 6: Final answer
    x = 4,037.21

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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.