Home / 3,973.60-5,955.94-1,866.26

Finding the Fourth Proportional to 3,973.60, 5,955.94 and 1,866.26

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Solution

The fourth proportional to 3,973.60, 5,955.94 and 1,866.26 is: 2,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.60 : 5,955.94 = 1,866.26 : x
  2. Step 2: Convert to fraction form
    3,973.60/5,955.94 = 1,866.26/x
  3. Step 3: Cross multiply
    3,973.60x = 5,955.94 × 1,866.26
  4. Step 4: Simplify right side
    3,973.60x = 11,115,332.58
  5. Step 5: Solve for x
    x = 11,115,332.58/3,973.60
  6. Step 6: Final answer
    x = 2,797.30

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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.