Home / 2,927.54-4,039.03-1,667.71

Finding the Fourth Proportional to 2,927.54, 4,039.03 and 1,667.71

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Solution

The fourth proportional to 2,927.54, 4,039.03 and 1,667.71 is: 2,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.54 : 4,039.03 = 1,667.71 : x
  2. Step 2: Convert to fraction form
    2,927.54/4,039.03 = 1,667.71/x
  3. Step 3: Cross multiply
    2,927.54x = 4,039.03 × 1,667.71
  4. Step 4: Simplify right side
    2,927.54x = 6,735,909.54
  5. Step 5: Solve for x
    x = 6,735,909.54/2,927.54
  6. Step 6: Final answer
    x = 2,300.88

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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.