Home / 4,553.40-6,829.92-1,631.46

Finding the Fourth Proportional to 4,553.40, 6,829.92 and 1,631.46

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Solution

The fourth proportional to 4,553.40, 6,829.92 and 1,631.46 is: 2,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.40 : 6,829.92 = 1,631.46 : x
  2. Step 2: Convert to fraction form
    4,553.40/6,829.92 = 1,631.46/x
  3. Step 3: Cross multiply
    4,553.40x = 6,829.92 × 1,631.46
  4. Step 4: Simplify right side
    4,553.40x = 11,142,741.28
  5. Step 5: Solve for x
    x = 11,142,741.28/4,553.40
  6. Step 6: Final answer
    x = 2,447.13

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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.