Home / 4,983.70-7,476.45-2,512.30

Finding the Fourth Proportional to 4,983.70, 7,476.45 and 2,512.30

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Solution

The fourth proportional to 4,983.70, 7,476.45 and 2,512.30 is: 3,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.70 : 7,476.45 = 2,512.30 : x
  2. Step 2: Convert to fraction form
    4,983.70/7,476.45 = 2,512.30/x
  3. Step 3: Cross multiply
    4,983.70x = 7,476.45 × 2,512.30
  4. Step 4: Simplify right side
    4,983.70x = 18,783,085.34
  5. Step 5: Solve for x
    x = 18,783,085.34/4,983.70
  6. Step 6: Final answer
    x = 3,768.90

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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.