Home / 8,134.56-11,226.48-4,992.80

Finding the Fourth Proportional to 8,134.56, 11,226.48 and 4,992.80

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Solution

The fourth proportional to 8,134.56, 11,226.48 and 4,992.80 is: 6,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.56 : 11,226.48 = 4,992.80 : x
  2. Step 2: Convert to fraction form
    8,134.56/11,226.48 = 4,992.80/x
  3. Step 3: Cross multiply
    8,134.56x = 11,226.48 × 4,992.80
  4. Step 4: Simplify right side
    8,134.56x = 56,051,569.34
  5. Step 5: Solve for x
    x = 56,051,569.34/8,134.56
  6. Step 6: Final answer
    x = 6,890.55

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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.