Home / 8,134.73-11,225.23-4,949.45

Finding the Fourth Proportional to 8,134.73, 11,225.23 and 4,949.45

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Solution

The fourth proportional to 8,134.73, 11,225.23 and 4,949.45 is: 6,829.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.73 : 11,225.23 = 4,949.45 : x
  2. Step 2: Convert to fraction form
    8,134.73/11,225.23 = 4,949.45/x
  3. Step 3: Cross multiply
    8,134.73x = 11,225.23 × 4,949.45
  4. Step 4: Simplify right side
    8,134.73x = 55,558,779.20
  5. Step 5: Solve for x
    x = 55,558,779.20/8,134.73
  6. Step 6: Final answer
    x = 6,829.83

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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.