Home / 1,910.82-2,630.52-1,700.68

Finding the Fourth Proportional to 1,910.82, 2,630.52 and 1,700.68

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Solution

The fourth proportional to 1,910.82, 2,630.52 and 1,700.68 is: 2,341.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.82 : 2,630.52 = 1,700.68 : x
  2. Step 2: Convert to fraction form
    1,910.82/2,630.52 = 1,700.68/x
  3. Step 3: Cross multiply
    1,910.82x = 2,630.52 × 1,700.68
  4. Step 4: Simplify right side
    1,910.82x = 4,473,672.75
  5. Step 5: Solve for x
    x = 4,473,672.75/1,910.82
  6. Step 6: Final answer
    x = 2,341.23

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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.