Home / 8,137.56-11,226.28-4,774.44

Finding the Fourth Proportional to 8,137.56, 11,226.28 and 4,774.44

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Solution

The fourth proportional to 8,137.56, 11,226.28 and 4,774.44 is: 6,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.56 : 11,226.28 = 4,774.44 : x
  2. Step 2: Convert to fraction form
    8,137.56/11,226.28 = 4,774.44/x
  3. Step 3: Cross multiply
    8,137.56x = 11,226.28 × 4,774.44
  4. Step 4: Simplify right side
    8,137.56x = 53,599,200.28
  5. Step 5: Solve for x
    x = 53,599,200.28/8,137.56
  6. Step 6: Final answer
    x = 6,586.64

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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.