Home / 8,164.82-11,267.69-4,628.57

Finding the Fourth Proportional to 8,164.82, 11,267.69 and 4,628.57

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Solution

The fourth proportional to 8,164.82, 11,267.69 and 4,628.57 is: 6,387.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.82 : 11,267.69 = 4,628.57 : x
  2. Step 2: Convert to fraction form
    8,164.82/11,267.69 = 4,628.57/x
  3. Step 3: Cross multiply
    8,164.82x = 11,267.69 × 4,628.57
  4. Step 4: Simplify right side
    8,164.82x = 52,153,212.42
  5. Step 5: Solve for x
    x = 52,153,212.42/8,164.82
  6. Step 6: Final answer
    x = 6,387.55

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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.