Home / 1,964.37-2,710.81-1,125.41

Finding the Fourth Proportional to 1,964.37, 2,710.81 and 1,125.41

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Solution

The fourth proportional to 1,964.37, 2,710.81 and 1,125.41 is: 1,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.37 : 2,710.81 = 1,125.41 : x
  2. Step 2: Convert to fraction form
    1,964.37/2,710.81 = 1,125.41/x
  3. Step 3: Cross multiply
    1,964.37x = 2,710.81 × 1,125.41
  4. Step 4: Simplify right side
    1,964.37x = 3,050,772.68
  5. Step 5: Solve for x
    x = 3,050,772.68/1,964.37
  6. Step 6: Final answer
    x = 1,553.05

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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.