Home / 2,629.08-3,627.81-1,671.66

Finding the Fourth Proportional to 2,629.08, 3,627.81 and 1,671.66

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Solution

The fourth proportional to 2,629.08, 3,627.81 and 1,671.66 is: 2,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.08 : 3,627.81 = 1,671.66 : x
  2. Step 2: Convert to fraction form
    2,629.08/3,627.81 = 1,671.66/x
  3. Step 3: Cross multiply
    2,629.08x = 3,627.81 × 1,671.66
  4. Step 4: Simplify right side
    2,629.08x = 6,064,464.86
  5. Step 5: Solve for x
    x = 6,064,464.86/2,629.08
  6. Step 6: Final answer
    x = 2,306.69

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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.