Home / 2,282.02-3,420.15-1,971.62

Finding the Fourth Proportional to 2,282.02, 3,420.15 and 1,971.62

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Solution

The fourth proportional to 2,282.02, 3,420.15 and 1,971.62 is: 2,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.02 : 3,420.15 = 1,971.62 : x
  2. Step 2: Convert to fraction form
    2,282.02/3,420.15 = 1,971.62/x
  3. Step 3: Cross multiply
    2,282.02x = 3,420.15 × 1,971.62
  4. Step 4: Simplify right side
    2,282.02x = 6,743,236.14
  5. Step 5: Solve for x
    x = 6,743,236.14/2,282.02
  6. Step 6: Final answer
    x = 2,954.94

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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.