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Finding the Fourth Proportional to 1,821.83, 2,733.03 and 944.06

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Solution

The fourth proportional to 1,821.83, 2,733.03 and 944.06 is: 1,416.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821.83 : 2,733.03 = 944.06 : x
  2. Step 2: Convert to fraction form
    1,821.83/2,733.03 = 944.06/x
  3. Step 3: Cross multiply
    1,821.83x = 2,733.03 × 944.06
  4. Step 4: Simplify right side
    1,821.83x = 2,580,144.30
  5. Step 5: Solve for x
    x = 2,580,144.30/1,821.83
  6. Step 6: Final answer
    x = 1,416.24

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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.