Home / 1,453.14-2,005.97-1,010.88

Finding the Fourth Proportional to 1,453.14, 2,005.97 and 1,010.88

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Solution

The fourth proportional to 1,453.14, 2,005.97 and 1,010.88 is: 1,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453.14 : 2,005.97 = 1,010.88 : x
  2. Step 2: Convert to fraction form
    1,453.14/2,005.97 = 1,010.88/x
  3. Step 3: Cross multiply
    1,453.14x = 2,005.97 × 1,010.88
  4. Step 4: Simplify right side
    1,453.14x = 2,027,789.90
  5. Step 5: Solve for x
    x = 2,027,789.90/1,453.14
  6. Step 6: Final answer
    x = 1,395.45

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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.