Home / 3,338.76-4,606.86-2,012.55

Finding the Fourth Proportional to 3,338.76, 4,606.86 and 2,012.55

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Solution

The fourth proportional to 3,338.76, 4,606.86 and 2,012.55 is: 2,776.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.76 : 4,606.86 = 2,012.55 : x
  2. Step 2: Convert to fraction form
    3,338.76/4,606.86 = 2,012.55/x
  3. Step 3: Cross multiply
    3,338.76x = 4,606.86 × 2,012.55
  4. Step 4: Simplify right side
    3,338.76x = 9,271,536.09
  5. Step 5: Solve for x
    x = 9,271,536.09/3,338.76
  6. Step 6: Final answer
    x = 2,776.94

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Half scale
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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.