Home / 2,288.63-3,434.66-1,192.91

Finding the Fourth Proportional to 2,288.63, 3,434.66 and 1,192.91

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Solution

The fourth proportional to 2,288.63, 3,434.66 and 1,192.91 is: 1,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.63 : 3,434.66 = 1,192.91 : x
  2. Step 2: Convert to fraction form
    2,288.63/3,434.66 = 1,192.91/x
  3. Step 3: Cross multiply
    2,288.63x = 3,434.66 × 1,192.91
  4. Step 4: Simplify right side
    2,288.63x = 4,097,217.12
  5. Step 5: Solve for x
    x = 4,097,217.12/2,288.63
  6. Step 6: Final answer
    x = 1,790.25

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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.