Home / 1,946.86-2,918.11-1,022.52

Finding the Fourth Proportional to 1,946.86, 2,918.11 and 1,022.52

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Solution

The fourth proportional to 1,946.86, 2,918.11 and 1,022.52 is: 1,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.86 : 2,918.11 = 1,022.52 : x
  2. Step 2: Convert to fraction form
    1,946.86/2,918.11 = 1,022.52/x
  3. Step 3: Cross multiply
    1,946.86x = 2,918.11 × 1,022.52
  4. Step 4: Simplify right side
    1,946.86x = 2,983,825.84
  5. Step 5: Solve for x
    x = 2,983,825.84/1,946.86
  6. Step 6: Final answer
    x = 1,532.64

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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.