Home / 3,330.89-4,991.57-2,446.45

Finding the Fourth Proportional to 3,330.89, 4,991.57 and 2,446.45

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Solution

The fourth proportional to 3,330.89, 4,991.57 and 2,446.45 is: 3,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.89 : 4,991.57 = 2,446.45 : x
  2. Step 2: Convert to fraction form
    3,330.89/4,991.57 = 2,446.45/x
  3. Step 3: Cross multiply
    3,330.89x = 4,991.57 × 2,446.45
  4. Step 4: Simplify right side
    3,330.89x = 12,211,632.09
  5. Step 5: Solve for x
    x = 12,211,632.09/3,330.89
  6. Step 6: Final answer
    x = 3,666.18

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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.