Home / 3,941.04-5,913.64-2,621.56

Finding the Fourth Proportional to 3,941.04, 5,913.64 and 2,621.56

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Solution

The fourth proportional to 3,941.04, 5,913.64 and 2,621.56 is: 3,933.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.04 : 5,913.64 = 2,621.56 : x
  2. Step 2: Convert to fraction form
    3,941.04/5,913.64 = 2,621.56/x
  3. Step 3: Cross multiply
    3,941.04x = 5,913.64 × 2,621.56
  4. Step 4: Simplify right side
    3,941.04x = 15,502,962.08
  5. Step 5: Solve for x
    x = 15,502,962.08/3,941.04
  6. Step 6: Final answer
    x = 3,933.72

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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.