Home / 7,618.82-11,447.40-4,846.73

Finding the Fourth Proportional to 7,618.82, 11,447.40 and 4,846.73

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Solution

The fourth proportional to 7,618.82, 11,447.40 and 4,846.73 is: 7,282.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.82 : 11,447.40 = 4,846.73 : x
  2. Step 2: Convert to fraction form
    7,618.82/11,447.40 = 4,846.73/x
  3. Step 3: Cross multiply
    7,618.82x = 11,447.40 × 4,846.73
  4. Step 4: Simplify right side
    7,618.82x = 55,482,457.00
  5. Step 5: Solve for x
    x = 55,482,457.00/7,618.82
  6. Step 6: Final answer
    x = 7,282.29

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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.