Home / 2,427.21-3,641.36-966.51

Finding the Fourth Proportional to 2,427.21, 3,641.36 and 966.51

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Solution

The fourth proportional to 2,427.21, 3,641.36 and 966.51 is: 1,449.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.21 : 3,641.36 = 966.51 : x
  2. Step 2: Convert to fraction form
    2,427.21/3,641.36 = 966.51/x
  3. Step 3: Cross multiply
    2,427.21x = 3,641.36 × 966.51
  4. Step 4: Simplify right side
    2,427.21x = 3,519,406.02
  5. Step 5: Solve for x
    x = 3,519,406.02/2,427.21
  6. Step 6: Final answer
    x = 1,449.98

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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.