Home / 3,270.42-4,900.14-2,581.56

Finding the Fourth Proportional to 3,270.42, 4,900.14 and 2,581.56

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Solution

The fourth proportional to 3,270.42, 4,900.14 and 2,581.56 is: 3,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.42 : 4,900.14 = 2,581.56 : x
  2. Step 2: Convert to fraction form
    3,270.42/4,900.14 = 2,581.56/x
  3. Step 3: Cross multiply
    3,270.42x = 4,900.14 × 2,581.56
  4. Step 4: Simplify right side
    3,270.42x = 12,650,005.42
  5. Step 5: Solve for x
    x = 12,650,005.42/3,270.42
  6. Step 6: Final answer
    x = 3,868.01

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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.