Home / 1,505.18-2,261.23-1,067.51

Finding the Fourth Proportional to 1,505.18, 2,261.23 and 1,067.51

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Solution

The fourth proportional to 1,505.18, 2,261.23 and 1,067.51 is: 1,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.18 : 2,261.23 = 1,067.51 : x
  2. Step 2: Convert to fraction form
    1,505.18/2,261.23 = 1,067.51/x
  3. Step 3: Cross multiply
    1,505.18x = 2,261.23 × 1,067.51
  4. Step 4: Simplify right side
    1,505.18x = 2,413,885.64
  5. Step 5: Solve for x
    x = 2,413,885.64/1,505.18
  6. Step 6: Final answer
    x = 1,603.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.