Home / 12,774.02-19,160.87-4,453.88

Finding the Fourth Proportional to 12,774.02, 19,160.87 and 4,453.88

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Solution

The fourth proportional to 12,774.02, 19,160.87 and 4,453.88 is: 6,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774.02 : 19,160.87 = 4,453.88 : x
  2. Step 2: Convert to fraction form
    12,774.02/19,160.87 = 4,453.88/x
  3. Step 3: Cross multiply
    12,774.02x = 19,160.87 × 4,453.88
  4. Step 4: Simplify right side
    12,774.02x = 85,340,097.60
  5. Step 5: Solve for x
    x = 85,340,097.60/12,774.02
  6. Step 6: Final answer
    x = 6,680.76

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Similar ratio
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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.