Home / 6,539.03-9,808.80-3,416.92

Finding the Fourth Proportional to 6,539.03, 9,808.80 and 3,416.92

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Solution

The fourth proportional to 6,539.03, 9,808.80 and 3,416.92 is: 5,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.03 : 9,808.80 = 3,416.92 : x
  2. Step 2: Convert to fraction form
    6,539.03/9,808.80 = 3,416.92/x
  3. Step 3: Cross multiply
    6,539.03x = 9,808.80 × 3,416.92
  4. Step 4: Simplify right side
    6,539.03x = 33,515,876.39
  5. Step 5: Solve for x
    x = 33,515,876.39/6,539.03
  6. Step 6: Final answer
    x = 5,125.51

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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.