Home / 1,651.54-2,475.48-1,327.14

Finding the Fourth Proportional to 1,651.54, 2,475.48 and 1,327.14

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Solution

The fourth proportional to 1,651.54, 2,475.48 and 1,327.14 is: 1,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.54 : 2,475.48 = 1,327.14 : x
  2. Step 2: Convert to fraction form
    1,651.54/2,475.48 = 1,327.14/x
  3. Step 3: Cross multiply
    1,651.54x = 2,475.48 × 1,327.14
  4. Step 4: Simplify right side
    1,651.54x = 3,285,308.53
  5. Step 5: Solve for x
    x = 3,285,308.53/1,651.54
  6. Step 6: Final answer
    x = 1,989.24

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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.