Home / 1,742.08-2,400.96-1,518.52

Finding the Fourth Proportional to 1,742.08, 2,400.96 and 1,518.52

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Solution

The fourth proportional to 1,742.08, 2,400.96 and 1,518.52 is: 2,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.08 : 2,400.96 = 1,518.52 : x
  2. Step 2: Convert to fraction form
    1,742.08/2,400.96 = 1,518.52/x
  3. Step 3: Cross multiply
    1,742.08x = 2,400.96 × 1,518.52
  4. Step 4: Simplify right side
    1,742.08x = 3,645,905.78
  5. Step 5: Solve for x
    x = 3,645,905.78/1,742.08
  6. Step 6: Final answer
    x = 2,092.85

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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.