Home / 2,753.84-4,130.66-1,829.18

Finding the Fourth Proportional to 2,753.84, 4,130.66 and 1,829.18

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Solution

The fourth proportional to 2,753.84, 4,130.66 and 1,829.18 is: 2,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.84 : 4,130.66 = 1,829.18 : x
  2. Step 2: Convert to fraction form
    2,753.84/4,130.66 = 1,829.18/x
  3. Step 3: Cross multiply
    2,753.84x = 4,130.66 × 1,829.18
  4. Step 4: Simplify right side
    2,753.84x = 7,555,720.66
  5. Step 5: Solve for x
    x = 7,555,720.66/2,753.84
  6. Step 6: Final answer
    x = 2,743.70

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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.