Home / 6,453.28-9,676.14-3,530.80

Finding the Fourth Proportional to 6,453.28, 9,676.14 and 3,530.80

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Solution

The fourth proportional to 6,453.28, 9,676.14 and 3,530.80 is: 5,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.28 : 9,676.14 = 3,530.80 : x
  2. Step 2: Convert to fraction form
    6,453.28/9,676.14 = 3,530.80/x
  3. Step 3: Cross multiply
    6,453.28x = 9,676.14 × 3,530.80
  4. Step 4: Simplify right side
    6,453.28x = 34,164,515.11
  5. Step 5: Solve for x
    x = 34,164,515.11/6,453.28
  6. Step 6: Final answer
    x = 5,294.13

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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.