Home / 1,481.03-2,041.43-1,125.77

Finding the Fourth Proportional to 1,481.03, 2,041.43 and 1,125.77

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Solution

The fourth proportional to 1,481.03, 2,041.43 and 1,125.77 is: 1,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.03 : 2,041.43 = 1,125.77 : x
  2. Step 2: Convert to fraction form
    1,481.03/2,041.43 = 1,125.77/x
  3. Step 3: Cross multiply
    1,481.03x = 2,041.43 × 1,125.77
  4. Step 4: Simplify right side
    1,481.03x = 2,298,175.02
  5. Step 5: Solve for x
    x = 2,298,175.02/1,481.03
  6. Step 6: Final answer
    x = 1,551.74

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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.