Home / 5,308.06-7,965.75-1,845.31

Finding the Fourth Proportional to 5,308.06, 7,965.75 and 1,845.31

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Solution

The fourth proportional to 5,308.06, 7,965.75 and 1,845.31 is: 2,769.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.06 : 7,965.75 = 1,845.31 : x
  2. Step 2: Convert to fraction form
    5,308.06/7,965.75 = 1,845.31/x
  3. Step 3: Cross multiply
    5,308.06x = 7,965.75 × 1,845.31
  4. Step 4: Simplify right side
    5,308.06x = 14,699,278.13
  5. Step 5: Solve for x
    x = 14,699,278.13/5,308.06
  6. Step 6: Final answer
    x = 2,769.24

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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.