Home / 1,232.91-1,849.50-1,161.63

Finding the Fourth Proportional to 1,232.91, 1,849.50 and 1,161.63

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Solution

The fourth proportional to 1,232.91, 1,849.50 and 1,161.63 is: 1,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.91 : 1,849.50 = 1,161.63 : x
  2. Step 2: Convert to fraction form
    1,232.91/1,849.50 = 1,161.63/x
  3. Step 3: Cross multiply
    1,232.91x = 1,849.50 × 1,161.63
  4. Step 4: Simplify right side
    1,232.91x = 2,148,434.69
  5. Step 5: Solve for x
    x = 2,148,434.69/1,232.91
  6. Step 6: Final answer
    x = 1,742.57

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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.