Home / 3,089.13-4,634.30-1,357.75

Finding the Fourth Proportional to 3,089.13, 4,634.30 and 1,357.75

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Solution

The fourth proportional to 3,089.13, 4,634.30 and 1,357.75 is: 2,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.13 : 4,634.30 = 1,357.75 : x
  2. Step 2: Convert to fraction form
    3,089.13/4,634.30 = 1,357.75/x
  3. Step 3: Cross multiply
    3,089.13x = 4,634.30 × 1,357.75
  4. Step 4: Simplify right side
    3,089.13x = 6,292,220.83
  5. Step 5: Solve for x
    x = 6,292,220.83/3,089.13
  6. Step 6: Final answer
    x = 2,036.89

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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.