Home / 1,813.47-2,503.44-1,067.19

Finding the Fourth Proportional to 1,813.47, 2,503.44 and 1,067.19

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Solution

The fourth proportional to 1,813.47, 2,503.44 and 1,067.19 is: 1,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.47 : 2,503.44 = 1,067.19 : x
  2. Step 2: Convert to fraction form
    1,813.47/2,503.44 = 1,067.19/x
  3. Step 3: Cross multiply
    1,813.47x = 2,503.44 × 1,067.19
  4. Step 4: Simplify right side
    1,813.47x = 2,671,646.13
  5. Step 5: Solve for x
    x = 2,671,646.13/1,813.47
  6. Step 6: Final answer
    x = 1,473.22

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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.