Home / 2,946.20-4,419.34-1,302.36

Finding the Fourth Proportional to 2,946.20, 4,419.34 and 1,302.36

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Solution

The fourth proportional to 2,946.20, 4,419.34 and 1,302.36 is: 1,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.20 : 4,419.34 = 1,302.36 : x
  2. Step 2: Convert to fraction form
    2,946.20/4,419.34 = 1,302.36/x
  3. Step 3: Cross multiply
    2,946.20x = 4,419.34 × 1,302.36
  4. Step 4: Simplify right side
    2,946.20x = 5,755,571.64
  5. Step 5: Solve for x
    x = 5,755,571.64/2,946.20
  6. Step 6: Final answer
    x = 1,953.56

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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.