Home / 2,454.36-3,682.74-1,807.98

Finding the Fourth Proportional to 2,454.36, 3,682.74 and 1,807.98

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Solution

The fourth proportional to 2,454.36, 3,682.74 and 1,807.98 is: 2,712.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.36 : 3,682.74 = 1,807.98 : x
  2. Step 2: Convert to fraction form
    2,454.36/3,682.74 = 1,807.98/x
  3. Step 3: Cross multiply
    2,454.36x = 3,682.74 × 1,807.98
  4. Step 4: Simplify right side
    2,454.36x = 6,658,320.27
  5. Step 5: Solve for x
    x = 6,658,320.27/2,454.36
  6. Step 6: Final answer
    x = 2,712.85

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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.