Home / 4,042.50-5,572.89-2,866.26

Finding the Fourth Proportional to 4,042.50, 5,572.89 and 2,866.26

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Solution

The fourth proportional to 4,042.50, 5,572.89 and 2,866.26 is: 3,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.50 : 5,572.89 = 2,866.26 : x
  2. Step 2: Convert to fraction form
    4,042.50/5,572.89 = 2,866.26/x
  3. Step 3: Cross multiply
    4,042.50x = 5,572.89 × 2,866.26
  4. Step 4: Simplify right side
    4,042.50x = 15,973,351.69
  5. Step 5: Solve for x
    x = 15,973,351.69/4,042.50
  6. Step 6: Final answer
    x = 3,951.35

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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.