Home / 7,427.44-11,139.94-2,232.40

Finding the Fourth Proportional to 7,427.44, 11,139.94 and 2,232.40

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Solution

The fourth proportional to 7,427.44, 11,139.94 and 2,232.40 is: 3,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.44 : 11,139.94 = 2,232.40 : x
  2. Step 2: Convert to fraction form
    7,427.44/11,139.94 = 2,232.40/x
  3. Step 3: Cross multiply
    7,427.44x = 11,139.94 × 2,232.40
  4. Step 4: Simplify right side
    7,427.44x = 24,868,802.06
  5. Step 5: Solve for x
    x = 24,868,802.06/7,427.44
  6. Step 6: Final answer
    x = 3,348.23

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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.