Home / 3,318.41-4,977.94-1,237.93

Finding the Fourth Proportional to 3,318.41, 4,977.94 and 1,237.93

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Solution

The fourth proportional to 3,318.41, 4,977.94 and 1,237.93 is: 1,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.41 : 4,977.94 = 1,237.93 : x
  2. Step 2: Convert to fraction form
    3,318.41/4,977.94 = 1,237.93/x
  3. Step 3: Cross multiply
    3,318.41x = 4,977.94 × 1,237.93
  4. Step 4: Simplify right side
    3,318.41x = 6,162,341.26
  5. Step 5: Solve for x
    x = 6,162,341.26/3,318.41
  6. Step 6: Final answer
    x = 1,857.02

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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.