Home / 1,768.13-2,439.75-1,059.96

Finding the Fourth Proportional to 1,768.13, 2,439.75 and 1,059.96

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Solution

The fourth proportional to 1,768.13, 2,439.75 and 1,059.96 is: 1,462.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.13 : 2,439.75 = 1,059.96 : x
  2. Step 2: Convert to fraction form
    1,768.13/2,439.75 = 1,059.96/x
  3. Step 3: Cross multiply
    1,768.13x = 2,439.75 × 1,059.96
  4. Step 4: Simplify right side
    1,768.13x = 2,586,037.41
  5. Step 5: Solve for x
    x = 2,586,037.41/1,768.13
  6. Step 6: Final answer
    x = 1,462.59

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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.