Home / 1,904.77-2,856.54-605.94

Finding the Fourth Proportional to 1,904.77, 2,856.54 and 605.94

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Solution

The fourth proportional to 1,904.77, 2,856.54 and 605.94 is: 908.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.77 : 2,856.54 = 605.94 : x
  2. Step 2: Convert to fraction form
    1,904.77/2,856.54 = 605.94/x
  3. Step 3: Cross multiply
    1,904.77x = 2,856.54 × 605.94
  4. Step 4: Simplify right side
    1,904.77x = 1,730,877.56
  5. Step 5: Solve for x
    x = 1,730,877.56/1,904.77
  6. Step 6: Final answer
    x = 908.71

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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.