Home / 1,946.22-2,920.74-1,460.58

Finding the Fourth Proportional to 1,946.22, 2,920.74 and 1,460.58

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Solution

The fourth proportional to 1,946.22, 2,920.74 and 1,460.58 is: 2,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.22 : 2,920.74 = 1,460.58 : x
  2. Step 2: Convert to fraction form
    1,946.22/2,920.74 = 1,460.58/x
  3. Step 3: Cross multiply
    1,946.22x = 2,920.74 × 1,460.58
  4. Step 4: Simplify right side
    1,946.22x = 4,265,974.43
  5. Step 5: Solve for x
    x = 4,265,974.43/1,946.22
  6. Step 6: Final answer
    x = 2,191.93

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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.