Home / 4,905.41-7,358.94-1,617.77

Finding the Fourth Proportional to 4,905.41, 7,358.94 and 1,617.77

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Solution

The fourth proportional to 4,905.41, 7,358.94 and 1,617.77 is: 2,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.41 : 7,358.94 = 1,617.77 : x
  2. Step 2: Convert to fraction form
    4,905.41/7,358.94 = 1,617.77/x
  3. Step 3: Cross multiply
    4,905.41x = 7,358.94 × 1,617.77
  4. Step 4: Simplify right side
    4,905.41x = 11,905,035.57
  5. Step 5: Solve for x
    x = 11,905,035.57/4,905.41
  6. Step 6: Final answer
    x = 2,426.92

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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.