Home / 3,026.00-4,175.87-1,681.60

Finding the Fourth Proportional to 3,026.00, 4,175.87 and 1,681.60

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Solution

The fourth proportional to 3,026.00, 4,175.87 and 1,681.60 is: 2,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.00 : 4,175.87 = 1,681.60 : x
  2. Step 2: Convert to fraction form
    3,026.00/4,175.87 = 1,681.60/x
  3. Step 3: Cross multiply
    3,026.00x = 4,175.87 × 1,681.60
  4. Step 4: Simplify right side
    3,026.00x = 7,022,141.68
  5. Step 5: Solve for x
    x = 7,022,141.68/3,026.00
  6. Step 6: Final answer
    x = 2,320.60

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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.