Home / 1,743.02-2,609.58-1,578.79

Finding the Fourth Proportional to 1,743.02, 2,609.58 and 1,578.79

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Solution

The fourth proportional to 1,743.02, 2,609.58 and 1,578.79 is: 2,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.02 : 2,609.58 = 1,578.79 : x
  2. Step 2: Convert to fraction form
    1,743.02/2,609.58 = 1,578.79/x
  3. Step 3: Cross multiply
    1,743.02x = 2,609.58 × 1,578.79
  4. Step 4: Simplify right side
    1,743.02x = 4,119,987.99
  5. Step 5: Solve for x
    x = 4,119,987.99/1,743.02
  6. Step 6: Final answer
    x = 2,363.71

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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.