Home / 2,753.30-4,126.49-1,108.93

Finding the Fourth Proportional to 2,753.30, 4,126.49 and 1,108.93

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Solution

The fourth proportional to 2,753.30, 4,126.49 and 1,108.93 is: 1,662.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.30 : 4,126.49 = 1,108.93 : x
  2. Step 2: Convert to fraction form
    2,753.30/4,126.49 = 1,108.93/x
  3. Step 3: Cross multiply
    2,753.30x = 4,126.49 × 1,108.93
  4. Step 4: Simplify right side
    2,753.30x = 4,575,988.56
  5. Step 5: Solve for x
    x = 4,575,988.56/2,753.30
  6. Step 6: Final answer
    x = 1,662.00

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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.