Home / 9,845.12-14,765.16-2,918

Finding the Fourth Proportional to 9,845.12, 14,765.16 and 2,918

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Solution

The fourth proportional to 9,845.12, 14,765.16 and 2,918 is: 4,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.12 : 14,765.16 = 2,918 : x
  2. Step 2: Convert to fraction form
    9,845.12/14,765.16 = 2,918/x
  3. Step 3: Cross multiply
    9,845.12x = 14,765.16 × 2,918
  4. Step 4: Simplify right side
    9,845.12x = 43,084,736.88
  5. Step 5: Solve for x
    x = 43,084,736.88/9,845.12
  6. Step 6: Final answer
    x = 4,376.25

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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.