Home / 6,239.30-8,610.03-3,406.59

Finding the Fourth Proportional to 6,239.30, 8,610.03 and 3,406.59

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Solution

The fourth proportional to 6,239.30, 8,610.03 and 3,406.59 is: 4,700.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.30 : 8,610.03 = 3,406.59 : x
  2. Step 2: Convert to fraction form
    6,239.30/8,610.03 = 3,406.59/x
  3. Step 3: Cross multiply
    6,239.30x = 8,610.03 × 3,406.59
  4. Step 4: Simplify right side
    6,239.30x = 29,330,842.10
  5. Step 5: Solve for x
    x = 29,330,842.10/6,239.30
  6. Step 6: Final answer
    x = 4,700.99

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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.