Home / 3,282.30-4,529.47-1,790.24

Finding the Fourth Proportional to 3,282.30, 4,529.47 and 1,790.24

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Solution

The fourth proportional to 3,282.30, 4,529.47 and 1,790.24 is: 2,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.30 : 4,529.47 = 1,790.24 : x
  2. Step 2: Convert to fraction form
    3,282.30/4,529.47 = 1,790.24/x
  3. Step 3: Cross multiply
    3,282.30x = 4,529.47 × 1,790.24
  4. Step 4: Simplify right side
    3,282.30x = 8,108,838.37
  5. Step 5: Solve for x
    x = 8,108,838.37/3,282.30
  6. Step 6: Final answer
    x = 2,470.47

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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.