Home / 6,451.60-8,904.96-3,799.88

Finding the Fourth Proportional to 6,451.60, 8,904.96 and 3,799.88

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Solution

The fourth proportional to 6,451.60, 8,904.96 and 3,799.88 is: 5,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.60 : 8,904.96 = 3,799.88 : x
  2. Step 2: Convert to fraction form
    6,451.60/8,904.96 = 3,799.88/x
  3. Step 3: Cross multiply
    6,451.60x = 8,904.96 × 3,799.88
  4. Step 4: Simplify right side
    6,451.60x = 33,837,779.40
  5. Step 5: Solve for x
    x = 33,837,779.40/6,451.60
  6. Step 6: Final answer
    x = 5,244.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.