Home / 6,240.09-9,352.32-3,120.96

Finding the Fourth Proportional to 6,240.09, 9,352.32 and 3,120.96

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Solution

The fourth proportional to 6,240.09, 9,352.32 and 3,120.96 is: 4,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.09 : 9,352.32 = 3,120.96 : x
  2. Step 2: Convert to fraction form
    6,240.09/9,352.32 = 3,120.96/x
  3. Step 3: Cross multiply
    6,240.09x = 9,352.32 × 3,120.96
  4. Step 4: Simplify right side
    6,240.09x = 29,188,216.63
  5. Step 5: Solve for x
    x = 29,188,216.63/6,240.09
  6. Step 6: Final answer
    x = 4,677.53

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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.