Home / 2,976.08-4,462.58-1,745.90

Finding the Fourth Proportional to 2,976.08, 4,462.58 and 1,745.90

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Solution

The fourth proportional to 2,976.08, 4,462.58 and 1,745.90 is: 2,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.08 : 4,462.58 = 1,745.90 : x
  2. Step 2: Convert to fraction form
    2,976.08/4,462.58 = 1,745.90/x
  3. Step 3: Cross multiply
    2,976.08x = 4,462.58 × 1,745.90
  4. Step 4: Simplify right side
    2,976.08x = 7,791,218.42
  5. Step 5: Solve for x
    x = 7,791,218.42/2,976.08
  6. Step 6: Final answer
    x = 2,617.95

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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.