Home / 5,072.28-6,999.10-2,834.07

Finding the Fourth Proportional to 5,072.28, 6,999.10 and 2,834.07

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Solution

The fourth proportional to 5,072.28, 6,999.10 and 2,834.07 is: 3,910.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.28 : 6,999.10 = 2,834.07 : x
  2. Step 2: Convert to fraction form
    5,072.28/6,999.10 = 2,834.07/x
  3. Step 3: Cross multiply
    5,072.28x = 6,999.10 × 2,834.07
  4. Step 4: Simplify right side
    5,072.28x = 19,835,939.34
  5. Step 5: Solve for x
    x = 19,835,939.34/5,072.28
  6. Step 6: Final answer
    x = 3,910.66

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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.