Home / 1,893.24-2,612.71-1,053.98

Finding the Fourth Proportional to 1,893.24, 2,612.71 and 1,053.98

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Solution

The fourth proportional to 1,893.24, 2,612.71 and 1,053.98 is: 1,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.24 : 2,612.71 = 1,053.98 : x
  2. Step 2: Convert to fraction form
    1,893.24/2,612.71 = 1,053.98/x
  3. Step 3: Cross multiply
    1,893.24x = 2,612.71 × 1,053.98
  4. Step 4: Simplify right side
    1,893.24x = 2,753,744.09
  5. Step 5: Solve for x
    x = 2,753,744.09/1,893.24
  6. Step 6: Final answer
    x = 1,454.51

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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.