Home / 1,929.27-2,893.27-630.44

Finding the Fourth Proportional to 1,929.27, 2,893.27 and 630.44

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Solution

The fourth proportional to 1,929.27, 2,893.27 and 630.44 is: 945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929.27 : 2,893.27 = 630.44 : x
  2. Step 2: Convert to fraction form
    1,929.27/2,893.27 = 630.44/x
  3. Step 3: Cross multiply
    1,929.27x = 2,893.27 × 630.44
  4. Step 4: Simplify right side
    1,929.27x = 1,824,033.14
  5. Step 5: Solve for x
    x = 1,824,033.14/1,929.27
  6. Step 6: Final answer
    x = 945.45

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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.