Home / 3,330.82-4,597.86-2,211.40

Finding the Fourth Proportional to 3,330.82, 4,597.86 and 2,211.40

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Solution

The fourth proportional to 3,330.82, 4,597.86 and 2,211.40 is: 3,052.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.82 : 4,597.86 = 2,211.40 : x
  2. Step 2: Convert to fraction form
    3,330.82/4,597.86 = 2,211.40/x
  3. Step 3: Cross multiply
    3,330.82x = 4,597.86 × 2,211.40
  4. Step 4: Simplify right side
    3,330.82x = 10,167,721.64
  5. Step 5: Solve for x
    x = 10,167,721.64/3,330.82
  6. Step 6: Final answer
    x = 3,052.62

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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.