Home / 2,898.03-4,346.60-949.80

Finding the Fourth Proportional to 2,898.03, 4,346.60 and 949.80

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Solution

The fourth proportional to 2,898.03, 4,346.60 and 949.80 is: 1,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.03 : 4,346.60 = 949.80 : x
  2. Step 2: Convert to fraction form
    2,898.03/4,346.60 = 949.80/x
  3. Step 3: Cross multiply
    2,898.03x = 4,346.60 × 949.80
  4. Step 4: Simplify right side
    2,898.03x = 4,128,395.93
  5. Step 5: Solve for x
    x = 4,128,395.93/2,898.03
  6. Step 6: Final answer
    x = 1,424.55

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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.