Home / 5,072.11-6,999.65-2,834.23

Finding the Fourth Proportional to 5,072.11, 6,999.65 and 2,834.23

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Solution

The fourth proportional to 5,072.11, 6,999.65 and 2,834.23 is: 3,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.11 : 6,999.65 = 2,834.23 : x
  2. Step 2: Convert to fraction form
    5,072.11/6,999.65 = 2,834.23/x
  3. Step 3: Cross multiply
    5,072.11x = 6,999.65 × 2,834.23
  4. Step 4: Simplify right side
    5,072.11x = 19,838,586.35
  5. Step 5: Solve for x
    x = 19,838,586.35/5,072.11
  6. Step 6: Final answer
    x = 3,911.31

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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.