Home / 7,299.70-10,076.94-4,781.92

Finding the Fourth Proportional to 7,299.70, 10,076.94 and 4,781.92

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Solution

The fourth proportional to 7,299.70, 10,076.94 and 4,781.92 is: 6,601.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.70 : 10,076.94 = 4,781.92 : x
  2. Step 2: Convert to fraction form
    7,299.70/10,076.94 = 4,781.92/x
  3. Step 3: Cross multiply
    7,299.70x = 10,076.94 × 4,781.92
  4. Step 4: Simplify right side
    7,299.70x = 48,187,120.92
  5. Step 5: Solve for x
    x = 48,187,120.92/7,299.70
  6. Step 6: Final answer
    x = 6,601.25

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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.