Home / 5,242.56-7,234.59-2,852.43

Finding the Fourth Proportional to 5,242.56, 7,234.59 and 2,852.43

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Solution

The fourth proportional to 5,242.56, 7,234.59 and 2,852.43 is: 3,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.56 : 7,234.59 = 2,852.43 : x
  2. Step 2: Convert to fraction form
    5,242.56/7,234.59 = 2,852.43/x
  3. Step 3: Cross multiply
    5,242.56x = 7,234.59 × 2,852.43
  4. Step 4: Simplify right side
    5,242.56x = 20,636,161.55
  5. Step 5: Solve for x
    x = 20,636,161.55/5,242.56
  6. Step 6: Final answer
    x = 3,936.28

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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.