Home / 9,619.97-13,273.67-5,427.41

Finding the Fourth Proportional to 9,619.97, 13,273.67 and 5,427.41

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Solution

The fourth proportional to 9,619.97, 13,273.67 and 5,427.41 is: 7,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.97 : 13,273.67 = 5,427.41 : x
  2. Step 2: Convert to fraction form
    9,619.97/13,273.67 = 5,427.41/x
  3. Step 3: Cross multiply
    9,619.97x = 13,273.67 × 5,427.41
  4. Step 4: Simplify right side
    9,619.97x = 72,041,596.49
  5. Step 5: Solve for x
    x = 72,041,596.49/9,619.97
  6. Step 6: Final answer
    x = 7,488.76

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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.