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Finding the Fourth Proportional to 1,844.83, 2,755.02 and 1,621.27

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Solution

The fourth proportional to 1,844.83, 2,755.02 and 1,621.27 is: 2,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.83 : 2,755.02 = 1,621.27 : x
  2. Step 2: Convert to fraction form
    1,844.83/2,755.02 = 1,621.27/x
  3. Step 3: Cross multiply
    1,844.83x = 2,755.02 × 1,621.27
  4. Step 4: Simplify right side
    1,844.83x = 4,466,631.28
  5. Step 5: Solve for x
    x = 4,466,631.28/1,844.83
  6. Step 6: Final answer
    x = 2,421.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.