Home / 2,067.30-2,853.99-1,507.17

Finding the Fourth Proportional to 2,067.30, 2,853.99 and 1,507.17

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Solution

The fourth proportional to 2,067.30, 2,853.99 and 1,507.17 is: 2,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.30 : 2,853.99 = 1,507.17 : x
  2. Step 2: Convert to fraction form
    2,067.30/2,853.99 = 1,507.17/x
  3. Step 3: Cross multiply
    2,067.30x = 2,853.99 × 1,507.17
  4. Step 4: Simplify right side
    2,067.30x = 4,301,448.11
  5. Step 5: Solve for x
    x = 4,301,448.11/2,067.30
  6. Step 6: Final answer
    x = 2,080.71

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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.