Home / 1,819.20-2,504.34-1,632.63

Finding the Fourth Proportional to 1,819.20, 2,504.34 and 1,632.63

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Solution

The fourth proportional to 1,819.20, 2,504.34 and 1,632.63 is: 2,247.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.20 : 2,504.34 = 1,632.63 : x
  2. Step 2: Convert to fraction form
    1,819.20/2,504.34 = 1,632.63/x
  3. Step 3: Cross multiply
    1,819.20x = 2,504.34 × 1,632.63
  4. Step 4: Simplify right side
    1,819.20x = 4,088,660.61
  5. Step 5: Solve for x
    x = 4,088,660.61/1,819.20
  6. Step 6: Final answer
    x = 2,247.50

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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.