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Finding the Fourth Proportional to 2,963.55, 4,089.63 and 1,844.07

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Solution

The fourth proportional to 2,963.55, 4,089.63 and 1,844.07 is: 2,544.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.55 : 4,089.63 = 1,844.07 : x
  2. Step 2: Convert to fraction form
    2,963.55/4,089.63 = 1,844.07/x
  3. Step 3: Cross multiply
    2,963.55x = 4,089.63 × 1,844.07
  4. Step 4: Simplify right side
    2,963.55x = 7,541,563.99
  5. Step 5: Solve for x
    x = 7,541,563.99/2,963.55
  6. Step 6: Final answer
    x = 2,544.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.