Home / 1,934.29-2,668.28-1,669.83

Finding the Fourth Proportional to 1,934.29, 2,668.28 and 1,669.83

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Solution

The fourth proportional to 1,934.29, 2,668.28 and 1,669.83 is: 2,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.29 : 2,668.28 = 1,669.83 : x
  2. Step 2: Convert to fraction form
    1,934.29/2,668.28 = 1,669.83/x
  3. Step 3: Cross multiply
    1,934.29x = 2,668.28 × 1,669.83
  4. Step 4: Simplify right side
    1,934.29x = 4,455,555.64
  5. Step 5: Solve for x
    x = 4,455,555.64/1,934.29
  6. Step 6: Final answer
    x = 2,303.46

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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.