Home / 2,832.47-4,247.94-1,790.91

Finding the Fourth Proportional to 2,832.47, 4,247.94 and 1,790.91

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Solution

The fourth proportional to 2,832.47, 4,247.94 and 1,790.91 is: 2,685.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.47 : 4,247.94 = 1,790.91 : x
  2. Step 2: Convert to fraction form
    2,832.47/4,247.94 = 1,790.91/x
  3. Step 3: Cross multiply
    2,832.47x = 4,247.94 × 1,790.91
  4. Step 4: Simplify right side
    2,832.47x = 7,607,684.94
  5. Step 5: Solve for x
    x = 7,607,684.94/2,832.47
  6. Step 6: Final answer
    x = 2,685.88

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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.