Home / 2,376.33-3,279.05-1,313.96

Finding the Fourth Proportional to 2,376.33, 3,279.05 and 1,313.96

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Solution

The fourth proportional to 2,376.33, 3,279.05 and 1,313.96 is: 1,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.33 : 3,279.05 = 1,313.96 : x
  2. Step 2: Convert to fraction form
    2,376.33/3,279.05 = 1,313.96/x
  3. Step 3: Cross multiply
    2,376.33x = 3,279.05 × 1,313.96
  4. Step 4: Simplify right side
    2,376.33x = 4,308,522.50
  5. Step 5: Solve for x
    x = 4,308,522.50/2,376.33
  6. Step 6: Final answer
    x = 1,813.10

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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.