Home / 3,731.25-5,599.50-1,783.62

Finding the Fourth Proportional to 3,731.25, 5,599.50 and 1,783.62

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Solution

The fourth proportional to 3,731.25, 5,599.50 and 1,783.62 is: 2,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.25 : 5,599.50 = 1,783.62 : x
  2. Step 2: Convert to fraction form
    3,731.25/5,599.50 = 1,783.62/x
  3. Step 3: Cross multiply
    3,731.25x = 5,599.50 × 1,783.62
  4. Step 4: Simplify right side
    3,731.25x = 9,987,380.19
  5. Step 5: Solve for x
    x = 9,987,380.19/3,731.25
  6. Step 6: Final answer
    x = 2,676.68

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1.5x scale

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.