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Finding the Fourth Proportional to 7,399.14, 11,098.70 and 3,014.20

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Solution

The fourth proportional to 7,399.14, 11,098.70 and 3,014.20 is: 4,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.14 : 11,098.70 = 3,014.20 : x
  2. Step 2: Convert to fraction form
    7,399.14/11,098.70 = 3,014.20/x
  3. Step 3: Cross multiply
    7,399.14x = 11,098.70 × 3,014.20
  4. Step 4: Simplify right side
    7,399.14x = 33,453,701.54
  5. Step 5: Solve for x
    x = 33,453,701.54/7,399.14
  6. Step 6: Final answer
    x = 4,521.30

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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.