Home / 7,272.09-10,033.20-4,440.60

Finding the Fourth Proportional to 7,272.09, 10,033.20 and 4,440.60

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Solution

The fourth proportional to 7,272.09, 10,033.20 and 4,440.60 is: 6,126.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.09 : 10,033.20 = 4,440.60 : x
  2. Step 2: Convert to fraction form
    7,272.09/10,033.20 = 4,440.60/x
  3. Step 3: Cross multiply
    7,272.09x = 10,033.20 × 4,440.60
  4. Step 4: Simplify right side
    7,272.09x = 44,553,427.92
  5. Step 5: Solve for x
    x = 44,553,427.92/7,272.09
  6. Step 6: Final answer
    x = 6,126.63

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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.