Home / 2,897.36-4,346.64-949.43

Finding the Fourth Proportional to 2,897.36, 4,346.64 and 949.43

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Solution

The fourth proportional to 2,897.36, 4,346.64 and 949.43 is: 1,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.36 : 4,346.64 = 949.43 : x
  2. Step 2: Convert to fraction form
    2,897.36/4,346.64 = 949.43/x
  3. Step 3: Cross multiply
    2,897.36x = 4,346.64 × 949.43
  4. Step 4: Simplify right side
    2,897.36x = 4,126,808.68
  5. Step 5: Solve for x
    x = 4,126,808.68/2,897.36
  6. Step 6: Final answer
    x = 1,424.34

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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.