Home / 4,453.28-6,679.92-2,897.09

Finding the Fourth Proportional to 4,453.28, 6,679.92 and 2,897.09

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Solution

The fourth proportional to 4,453.28, 6,679.92 and 2,897.09 is: 4,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.28 : 6,679.92 = 2,897.09 : x
  2. Step 2: Convert to fraction form
    4,453.28/6,679.92 = 2,897.09/x
  3. Step 3: Cross multiply
    4,453.28x = 6,679.92 × 2,897.09
  4. Step 4: Simplify right side
    4,453.28x = 19,352,334.44
  5. Step 5: Solve for x
    x = 19,352,334.44/4,453.28
  6. Step 6: Final answer
    x = 4,345.64

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1.5x scale

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.