Home / 1,733.40-2,391.62-1,103.66

Finding the Fourth Proportional to 1,733.40, 2,391.62 and 1,103.66

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Solution

The fourth proportional to 1,733.40, 2,391.62 and 1,103.66 is: 1,522.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.40 : 2,391.62 = 1,103.66 : x
  2. Step 2: Convert to fraction form
    1,733.40/2,391.62 = 1,103.66/x
  3. Step 3: Cross multiply
    1,733.40x = 2,391.62 × 1,103.66
  4. Step 4: Simplify right side
    1,733.40x = 2,639,535.33
  5. Step 5: Solve for x
    x = 2,639,535.33/1,733.40
  6. Step 6: Final answer
    x = 1,522.75

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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.