Home / 7,272.77-10,033.79-4,127.13

Finding the Fourth Proportional to 7,272.77, 10,033.79 and 4,127.13

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Solution

The fourth proportional to 7,272.77, 10,033.79 and 4,127.13 is: 5,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.77 : 10,033.79 = 4,127.13 : x
  2. Step 2: Convert to fraction form
    7,272.77/10,033.79 = 4,127.13/x
  3. Step 3: Cross multiply
    7,272.77x = 10,033.79 × 4,127.13
  4. Step 4: Simplify right side
    7,272.77x = 41,410,735.09
  5. Step 5: Solve for x
    x = 41,410,735.09/7,272.77
  6. Step 6: Final answer
    x = 5,693.95

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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.