Home / 1,768.14-2,652.66-1,038.33

Finding the Fourth Proportional to 1,768.14, 2,652.66 and 1,038.33

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Solution

The fourth proportional to 1,768.14, 2,652.66 and 1,038.33 is: 1,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.14 : 2,652.66 = 1,038.33 : x
  2. Step 2: Convert to fraction form
    1,768.14/2,652.66 = 1,038.33/x
  3. Step 3: Cross multiply
    1,768.14x = 2,652.66 × 1,038.33
  4. Step 4: Simplify right side
    1,768.14x = 2,754,336.46
  5. Step 5: Solve for x
    x = 2,754,336.46/1,768.14
  6. Step 6: Final answer
    x = 1,557.76

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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.