Home / 5,431.14-7,495.78-3,441.88

Finding the Fourth Proportional to 5,431.14, 7,495.78 and 3,441.88

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Solution

The fourth proportional to 5,431.14, 7,495.78 and 3,441.88 is: 4,750.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.14 : 7,495.78 = 3,441.88 : x
  2. Step 2: Convert to fraction form
    5,431.14/7,495.78 = 3,441.88/x
  3. Step 3: Cross multiply
    5,431.14x = 7,495.78 × 3,441.88
  4. Step 4: Simplify right side
    5,431.14x = 25,799,575.27
  5. Step 5: Solve for x
    x = 25,799,575.27/5,431.14
  6. Step 6: Final answer
    x = 4,750.31

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1.5x scale

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.