Home / 7,469.88-10,309.32-4,326.18

Finding the Fourth Proportional to 7,469.88, 10,309.32 and 4,326.18

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Solution

The fourth proportional to 7,469.88, 10,309.32 and 4,326.18 is: 5,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.88 : 10,309.32 = 4,326.18 : x
  2. Step 2: Convert to fraction form
    7,469.88/10,309.32 = 4,326.18/x
  3. Step 3: Cross multiply
    7,469.88x = 10,309.32 × 4,326.18
  4. Step 4: Simplify right side
    7,469.88x = 44,599,974.00
  5. Step 5: Solve for x
    x = 44,599,974.00/7,469.88
  6. Step 6: Final answer
    x = 5,970.64

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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.