Home / 11,870.43-17,804.44-4,850.70

Finding the Fourth Proportional to 11,870.43, 17,804.44 and 4,850.70

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Solution

The fourth proportional to 11,870.43, 17,804.44 and 4,850.70 is: 7,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870.43 : 17,804.44 = 4,850.70 : x
  2. Step 2: Convert to fraction form
    11,870.43/17,804.44 = 4,850.70/x
  3. Step 3: Cross multiply
    11,870.43x = 17,804.44 × 4,850.70
  4. Step 4: Simplify right side
    11,870.43x = 86,363,997.11
  5. Step 5: Solve for x
    x = 86,363,997.11/11,870.43
  6. Step 6: Final answer
    x = 7,275.56

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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.