Home / 8,214.82-12,303.70-5,760.62

Finding the Fourth Proportional to 8,214.82, 12,303.70 and 5,760.62

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Solution

The fourth proportional to 8,214.82, 12,303.70 and 5,760.62 is: 8,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.82 : 12,303.70 = 5,760.62 : x
  2. Step 2: Convert to fraction form
    8,214.82/12,303.70 = 5,760.62/x
  3. Step 3: Cross multiply
    8,214.82x = 12,303.70 × 5,760.62
  4. Step 4: Simplify right side
    8,214.82x = 70,876,910.51
  5. Step 5: Solve for x
    x = 70,876,910.51/8,214.82
  6. Step 6: Final answer
    x = 8,627.93

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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.