Home / 7,704.18-11,558.59-3,259.56

Finding the Fourth Proportional to 7,704.18, 11,558.59 and 3,259.56

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Solution

The fourth proportional to 7,704.18, 11,558.59 and 3,259.56 is: 4,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.18 : 11,558.59 = 3,259.56 : x
  2. Step 2: Convert to fraction form
    7,704.18/11,558.59 = 3,259.56/x
  3. Step 3: Cross multiply
    7,704.18x = 11,558.59 × 3,259.56
  4. Step 4: Simplify right side
    7,704.18x = 37,675,909.47
  5. Step 5: Solve for x
    x = 37,675,909.47/7,704.18
  6. Step 6: Final answer
    x = 4,890.32

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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.