Home / 7,941.02-11,911.53-2,744.06

Finding the Fourth Proportional to 7,941.02, 11,911.53 and 2,744.06

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Solution

The fourth proportional to 7,941.02, 11,911.53 and 2,744.06 is: 4,116.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.02 : 11,911.53 = 2,744.06 : x
  2. Step 2: Convert to fraction form
    7,941.02/11,911.53 = 2,744.06/x
  3. Step 3: Cross multiply
    7,941.02x = 11,911.53 × 2,744.06
  4. Step 4: Simplify right side
    7,941.02x = 32,685,953.01
  5. Step 5: Solve for x
    x = 32,685,953.01/7,941.02
  6. Step 6: Final answer
    x = 4,116.09

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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.