Home / 3,247.08-4,868.89-1,685.51

Finding the Fourth Proportional to 3,247.08, 4,868.89 and 1,685.51

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Solution

The fourth proportional to 3,247.08, 4,868.89 and 1,685.51 is: 2,527.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.08 : 4,868.89 = 1,685.51 : x
  2. Step 2: Convert to fraction form
    3,247.08/4,868.89 = 1,685.51/x
  3. Step 3: Cross multiply
    3,247.08x = 4,868.89 × 1,685.51
  4. Step 4: Simplify right side
    3,247.08x = 8,206,562.78
  5. Step 5: Solve for x
    x = 8,206,562.78/3,247.08
  6. Step 6: Final answer
    x = 2,527.37

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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.