Home / 1,788.26-2,457.38-1,493

Finding the Fourth Proportional to 1,788.26, 2,457.38 and 1,493

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Solution

The fourth proportional to 1,788.26, 2,457.38 and 1,493 is: 2,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.26 : 2,457.38 = 1,493 : x
  2. Step 2: Convert to fraction form
    1,788.26/2,457.38 = 1,493/x
  3. Step 3: Cross multiply
    1,788.26x = 2,457.38 × 1,493
  4. Step 4: Simplify right side
    1,788.26x = 3,668,868.34
  5. Step 5: Solve for x
    x = 3,668,868.34/1,788.26
  6. Step 6: Final answer
    x = 2,051.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.