Home / 1,514.85-2,091.03-1,116.98

Finding the Fourth Proportional to 1,514.85, 2,091.03 and 1,116.98

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Solution

The fourth proportional to 1,514.85, 2,091.03 and 1,116.98 is: 1,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.85 : 2,091.03 = 1,116.98 : x
  2. Step 2: Convert to fraction form
    1,514.85/2,091.03 = 1,116.98/x
  3. Step 3: Cross multiply
    1,514.85x = 2,091.03 × 1,116.98
  4. Step 4: Simplify right side
    1,514.85x = 2,335,638.69
  5. Step 5: Solve for x
    x = 2,335,638.69/1,514.85
  6. Step 6: Final answer
    x = 1,541.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.