Home / 1,773.22-2,646.85-1,644.72

Finding the Fourth Proportional to 1,773.22, 2,646.85 and 1,644.72

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Solution

The fourth proportional to 1,773.22, 2,646.85 and 1,644.72 is: 2,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.22 : 2,646.85 = 1,644.72 : x
  2. Step 2: Convert to fraction form
    1,773.22/2,646.85 = 1,644.72/x
  3. Step 3: Cross multiply
    1,773.22x = 2,646.85 × 1,644.72
  4. Step 4: Simplify right side
    1,773.22x = 4,353,327.13
  5. Step 5: Solve for x
    x = 4,353,327.13/1,773.22
  6. Step 6: Final answer
    x = 2,455.04

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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.