Home / 1,749.96-2,414.77-1,003.75

Finding the Fourth Proportional to 1,749.96, 2,414.77 and 1,003.75

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Solution

The fourth proportional to 1,749.96, 2,414.77 and 1,003.75 is: 1,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.96 : 2,414.77 = 1,003.75 : x
  2. Step 2: Convert to fraction form
    1,749.96/2,414.77 = 1,003.75/x
  3. Step 3: Cross multiply
    1,749.96x = 2,414.77 × 1,003.75
  4. Step 4: Simplify right side
    1,749.96x = 2,423,825.39
  5. Step 5: Solve for x
    x = 2,423,825.39/1,749.96
  6. Step 6: Final answer
    x = 1,385.07

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1.5x scale

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.