Home / 3,282.24-4,529.48-1,790.13

Finding the Fourth Proportional to 3,282.24, 4,529.48 and 1,790.13

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Solution

The fourth proportional to 3,282.24, 4,529.48 and 1,790.13 is: 2,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.24 : 4,529.48 = 1,790.13 : x
  2. Step 2: Convert to fraction form
    3,282.24/4,529.48 = 1,790.13/x
  3. Step 3: Cross multiply
    3,282.24x = 4,529.48 × 1,790.13
  4. Step 4: Simplify right side
    3,282.24x = 8,108,349.08
  5. Step 5: Solve for x
    x = 8,108,349.08/3,282.24
  6. Step 6: Final answer
    x = 2,470.37

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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.