Home / 3,531.40-5,297.57-2,051.31

Finding the Fourth Proportional to 3,531.40, 5,297.57 and 2,051.31

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Solution

The fourth proportional to 3,531.40, 5,297.57 and 2,051.31 is: 3,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.40 : 5,297.57 = 2,051.31 : x
  2. Step 2: Convert to fraction form
    3,531.40/5,297.57 = 2,051.31/x
  3. Step 3: Cross multiply
    3,531.40x = 5,297.57 × 2,051.31
  4. Step 4: Simplify right side
    3,531.40x = 10,866,958.32
  5. Step 5: Solve for x
    x = 10,866,958.32/3,531.40
  6. Step 6: Final answer
    x = 3,077.24

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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.