Home / 1,732.45-2,400.82-1,699.63

Finding the Fourth Proportional to 1,732.45, 2,400.82 and 1,699.63

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Solution

The fourth proportional to 1,732.45, 2,400.82 and 1,699.63 is: 2,355.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.45 : 2,400.82 = 1,699.63 : x
  2. Step 2: Convert to fraction form
    1,732.45/2,400.82 = 1,699.63/x
  3. Step 3: Cross multiply
    1,732.45x = 2,400.82 × 1,699.63
  4. Step 4: Simplify right side
    1,732.45x = 4,080,505.70
  5. Step 5: Solve for x
    x = 4,080,505.70/1,732.45
  6. Step 6: Final answer
    x = 2,355.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.