Home / 6,457.48-8,910.26-4,067.08

Finding the Fourth Proportional to 6,457.48, 8,910.26 and 4,067.08

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Solution

The fourth proportional to 6,457.48, 8,910.26 and 4,067.08 is: 5,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.48 : 8,910.26 = 4,067.08 : x
  2. Step 2: Convert to fraction form
    6,457.48/8,910.26 = 4,067.08/x
  3. Step 3: Cross multiply
    6,457.48x = 8,910.26 × 4,067.08
  4. Step 4: Simplify right side
    6,457.48x = 36,238,740.24
  5. Step 5: Solve for x
    x = 36,238,740.24/6,457.48
  6. Step 6: Final answer
    x = 5,611.90

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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.