Home / 1,893.06-2,612.38-1,053.66

Finding the Fourth Proportional to 1,893.06, 2,612.38 and 1,053.66

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Solution

The fourth proportional to 1,893.06, 2,612.38 and 1,053.66 is: 1,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.06 : 2,612.38 = 1,053.66 : x
  2. Step 2: Convert to fraction form
    1,893.06/2,612.38 = 1,053.66/x
  3. Step 3: Cross multiply
    1,893.06x = 2,612.38 × 1,053.66
  4. Step 4: Simplify right side
    1,893.06x = 2,752,560.31
  5. Step 5: Solve for x
    x = 2,752,560.31/1,893.06
  6. Step 6: Final answer
    x = 1,454.03

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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.