Home / 9,290.37-13,935.57-2,270.37

Finding the Fourth Proportional to 9,290.37, 13,935.57 and 2,270.37

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Solution

The fourth proportional to 9,290.37, 13,935.57 and 2,270.37 is: 3,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.37 : 13,935.57 = 2,270.37 : x
  2. Step 2: Convert to fraction form
    9,290.37/13,935.57 = 2,270.37/x
  3. Step 3: Cross multiply
    9,290.37x = 13,935.57 × 2,270.37
  4. Step 4: Simplify right side
    9,290.37x = 31,638,900.06
  5. Step 5: Solve for x
    x = 31,638,900.06/9,290.37
  6. Step 6: Final answer
    x = 3,405.56

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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.