Home / 1,904.93-2,629.04-1,065.68

Finding the Fourth Proportional to 1,904.93, 2,629.04 and 1,065.68

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Solution

The fourth proportional to 1,904.93, 2,629.04 and 1,065.68 is: 1,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.93 : 2,629.04 = 1,065.68 : x
  2. Step 2: Convert to fraction form
    1,904.93/2,629.04 = 1,065.68/x
  3. Step 3: Cross multiply
    1,904.93x = 2,629.04 × 1,065.68
  4. Step 4: Simplify right side
    1,904.93x = 2,801,714.73
  5. Step 5: Solve for x
    x = 2,801,714.73/1,904.93
  6. Step 6: Final answer
    x = 1,470.77

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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.