Home / 5,242.69-7,234.93-3,004.70

Finding the Fourth Proportional to 5,242.69, 7,234.93 and 3,004.70

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Solution

The fourth proportional to 5,242.69, 7,234.93 and 3,004.70 is: 4,146.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.69 : 7,234.93 = 3,004.70 : x
  2. Step 2: Convert to fraction form
    5,242.69/7,234.93 = 3,004.70/x
  3. Step 3: Cross multiply
    5,242.69x = 7,234.93 × 3,004.70
  4. Step 4: Simplify right side
    5,242.69x = 21,738,765.98
  5. Step 5: Solve for x
    x = 21,738,765.98/5,242.69
  6. Step 6: Final answer
    x = 4,146.49

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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.