Home / 2,207.03-3,045.03-1,322.51

Finding the Fourth Proportional to 2,207.03, 3,045.03 and 1,322.51

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Solution

The fourth proportional to 2,207.03, 3,045.03 and 1,322.51 is: 1,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.03 : 3,045.03 = 1,322.51 : x
  2. Step 2: Convert to fraction form
    2,207.03/3,045.03 = 1,322.51/x
  3. Step 3: Cross multiply
    2,207.03x = 3,045.03 × 1,322.51
  4. Step 4: Simplify right side
    2,207.03x = 4,027,067.40
  5. Step 5: Solve for x
    x = 4,027,067.40/2,207.03
  6. Step 6: Final answer
    x = 1,824.66

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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.