Home / 3,234.80-4,849.68-1,674.20

Finding the Fourth Proportional to 3,234.80, 4,849.68 and 1,674.20

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Solution

The fourth proportional to 3,234.80, 4,849.68 and 1,674.20 is: 2,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.80 : 4,849.68 = 1,674.20 : x
  2. Step 2: Convert to fraction form
    3,234.80/4,849.68 = 1,674.20/x
  3. Step 3: Cross multiply
    3,234.80x = 4,849.68 × 1,674.20
  4. Step 4: Simplify right side
    3,234.80x = 8,119,334.26
  5. Step 5: Solve for x
    x = 8,119,334.26/3,234.80
  6. Step 6: Final answer
    x = 2,510.00

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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.