Home / 1,554.53-2,331.81-1,006.43

Finding the Fourth Proportional to 1,554.53, 2,331.81 and 1,006.43

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Solution

The fourth proportional to 1,554.53, 2,331.81 and 1,006.43 is: 1,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.53 : 2,331.81 = 1,006.43 : x
  2. Step 2: Convert to fraction form
    1,554.53/2,331.81 = 1,006.43/x
  3. Step 3: Cross multiply
    1,554.53x = 2,331.81 × 1,006.43
  4. Step 4: Simplify right side
    1,554.53x = 2,346,791.88
  5. Step 5: Solve for x
    x = 2,346,791.88/1,554.53
  6. Step 6: Final answer
    x = 1,509.65

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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.