Home / 2,903.64-4,355.25-1,261.36

Finding the Fourth Proportional to 2,903.64, 4,355.25 and 1,261.36

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Solution

The fourth proportional to 2,903.64, 4,355.25 and 1,261.36 is: 1,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.64 : 4,355.25 = 1,261.36 : x
  2. Step 2: Convert to fraction form
    2,903.64/4,355.25 = 1,261.36/x
  3. Step 3: Cross multiply
    2,903.64x = 4,355.25 × 1,261.36
  4. Step 4: Simplify right side
    2,903.64x = 5,493,538.14
  5. Step 5: Solve for x
    x = 5,493,538.14/2,903.64
  6. Step 6: Final answer
    x = 1,891.95

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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.