Home / 6,493.50-9,739.80-2,110.86

Finding the Fourth Proportional to 6,493.50, 9,739.80 and 2,110.86

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Solution

The fourth proportional to 6,493.50, 9,739.80 and 2,110.86 is: 3,166.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493.50 : 9,739.80 = 2,110.86 : x
  2. Step 2: Convert to fraction form
    6,493.50/9,739.80 = 2,110.86/x
  3. Step 3: Cross multiply
    6,493.50x = 9,739.80 × 2,110.86
  4. Step 4: Simplify right side
    6,493.50x = 20,559,354.23
  5. Step 5: Solve for x
    x = 20,559,354.23/6,493.50
  6. Step 6: Final answer
    x = 3,166.14

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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.