Home / 1,933.89-2,668.77-1,148.07

Finding the Fourth Proportional to 1,933.89, 2,668.77 and 1,148.07

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Solution

The fourth proportional to 1,933.89, 2,668.77 and 1,148.07 is: 1,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.89 : 2,668.77 = 1,148.07 : x
  2. Step 2: Convert to fraction form
    1,933.89/2,668.77 = 1,148.07/x
  3. Step 3: Cross multiply
    1,933.89x = 2,668.77 × 1,148.07
  4. Step 4: Simplify right side
    1,933.89x = 3,063,934.77
  5. Step 5: Solve for x
    x = 3,063,934.77/1,933.89
  6. Step 6: Final answer
    x = 1,584.34

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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.