Home / 1,554.03-2,328.12-1,005.12

Finding the Fourth Proportional to 1,554.03, 2,328.12 and 1,005.12

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Solution

The fourth proportional to 1,554.03, 2,328.12 and 1,005.12 is: 1,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.03 : 2,328.12 = 1,005.12 : x
  2. Step 2: Convert to fraction form
    1,554.03/2,328.12 = 1,005.12/x
  3. Step 3: Cross multiply
    1,554.03x = 2,328.12 × 1,005.12
  4. Step 4: Simplify right side
    1,554.03x = 2,340,039.97
  5. Step 5: Solve for x
    x = 2,340,039.97/1,554.03
  6. Step 6: Final answer
    x = 1,505.79

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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.