Home / 3,973.74-5,482.44-2,647.62

Finding the Fourth Proportional to 3,973.74, 5,482.44 and 2,647.62

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Solution

The fourth proportional to 3,973.74, 5,482.44 and 2,647.62 is: 3,652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.74 : 5,482.44 = 2,647.62 : x
  2. Step 2: Convert to fraction form
    3,973.74/5,482.44 = 2,647.62/x
  3. Step 3: Cross multiply
    3,973.74x = 5,482.44 × 2,647.62
  4. Step 4: Simplify right side
    3,973.74x = 14,515,417.79
  5. Step 5: Solve for x
    x = 14,515,417.79/3,973.74
  6. Step 6: Final answer
    x = 3,652.84

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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.