Home / 2,961.04-4,440.28-1,316.44

Finding the Fourth Proportional to 2,961.04, 4,440.28 and 1,316.44

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Solution

The fourth proportional to 2,961.04, 4,440.28 and 1,316.44 is: 1,974.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.04 : 4,440.28 = 1,316.44 : x
  2. Step 2: Convert to fraction form
    2,961.04/4,440.28 = 1,316.44/x
  3. Step 3: Cross multiply
    2,961.04x = 4,440.28 × 1,316.44
  4. Step 4: Simplify right side
    2,961.04x = 5,845,362.20
  5. Step 5: Solve for x
    x = 5,845,362.20/2,961.04
  6. Step 6: Final answer
    x = 1,974.09

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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.