Home / 4,949.56-7,424.70-1,663.48

Finding the Fourth Proportional to 4,949.56, 7,424.70 and 1,663.48

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Solution

The fourth proportional to 4,949.56, 7,424.70 and 1,663.48 is: 2,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.56 : 7,424.70 = 1,663.48 : x
  2. Step 2: Convert to fraction form
    4,949.56/7,424.70 = 1,663.48/x
  3. Step 3: Cross multiply
    4,949.56x = 7,424.70 × 1,663.48
  4. Step 4: Simplify right side
    4,949.56x = 12,350,839.96
  5. Step 5: Solve for x
    x = 12,350,839.96/4,949.56
  6. Step 6: Final answer
    x = 2,495.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.