Home / 9,741.75-13,443.62-5,550

Finding the Fourth Proportional to 9,741.75, 13,443.62 and 5,550

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Solution

The fourth proportional to 9,741.75, 13,443.62 and 5,550 is: 7,659

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741.75 : 13,443.62 = 5,550 : x
  2. Step 2: Convert to fraction form
    9,741.75/13,443.62 = 5,550/x
  3. Step 3: Cross multiply
    9,741.75x = 13,443.62 × 5,550
  4. Step 4: Simplify right side
    9,741.75x = 74,612,063.25
  5. Step 5: Solve for x
    x = 74,612,063.25/9,741.75
  6. Step 6: Final answer
    x = 7,659

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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.