Home / 3,790.32-5,673.60-2,454.32

Finding the Fourth Proportional to 3,790.32, 5,673.60 and 2,454.32

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Solution

The fourth proportional to 3,790.32, 5,673.60 and 2,454.32 is: 3,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.32 : 5,673.60 = 2,454.32 : x
  2. Step 2: Convert to fraction form
    3,790.32/5,673.60 = 2,454.32/x
  3. Step 3: Cross multiply
    3,790.32x = 5,673.60 × 2,454.32
  4. Step 4: Simplify right side
    3,790.32x = 13,924,829.95
  5. Step 5: Solve for x
    x = 13,924,829.95/3,790.32
  6. Step 6: Final answer
    x = 3,673.79

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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.