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Finding the Fourth Proportional to 3,963.12, 5,941.44 and 1,656.24

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Solution

The fourth proportional to 3,963.12, 5,941.44 and 1,656.24 is: 2,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.12 : 5,941.44 = 1,656.24 : x
  2. Step 2: Convert to fraction form
    3,963.12/5,941.44 = 1,656.24/x
  3. Step 3: Cross multiply
    3,963.12x = 5,941.44 × 1,656.24
  4. Step 4: Simplify right side
    3,963.12x = 9,840,450.59
  5. Step 5: Solve for x
    x = 9,840,450.59/3,963.12
  6. Step 6: Final answer
    x = 2,483.01

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1.5x scale

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.