Home / 8,214.68-11,336.15-4,677.82

Finding the Fourth Proportional to 8,214.68, 11,336.15 and 4,677.82

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Solution

The fourth proportional to 8,214.68, 11,336.15 and 4,677.82 is: 6,455.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.68 : 11,336.15 = 4,677.82 : x
  2. Step 2: Convert to fraction form
    8,214.68/11,336.15 = 4,677.82/x
  3. Step 3: Cross multiply
    8,214.68x = 11,336.15 × 4,677.82
  4. Step 4: Simplify right side
    8,214.68x = 53,028,452.55
  5. Step 5: Solve for x
    x = 53,028,452.55/8,214.68
  6. Step 6: Final answer
    x = 6,455.33

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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.