Home / 4,949.16-7,429.20-2,029.50

Finding the Fourth Proportional to 4,949.16, 7,429.20 and 2,029.50

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Solution

The fourth proportional to 4,949.16, 7,429.20 and 2,029.50 is: 3,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.16 : 7,429.20 = 2,029.50 : x
  2. Step 2: Convert to fraction form
    4,949.16/7,429.20 = 2,029.50/x
  3. Step 3: Cross multiply
    4,949.16x = 7,429.20 × 2,029.50
  4. Step 4: Simplify right side
    4,949.16x = 15,077,561.40
  5. Step 5: Solve for x
    x = 15,077,561.40/4,949.16
  6. Step 6: Final answer
    x = 3,046.49

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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.