Home / 7,380.27-11,023.38-6,676.40

Finding the Fourth Proportional to 7,380.27, 11,023.38 and 6,676.40

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Solution

The fourth proportional to 7,380.27, 11,023.38 and 6,676.40 is: 9,972.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.27 : 11,023.38 = 6,676.40 : x
  2. Step 2: Convert to fraction form
    7,380.27/11,023.38 = 6,676.40/x
  3. Step 3: Cross multiply
    7,380.27x = 11,023.38 × 6,676.40
  4. Step 4: Simplify right side
    7,380.27x = 73,596,496.75
  5. Step 5: Solve for x
    x = 73,596,496.75/7,380.27
  6. Step 6: Final answer
    x = 9,972.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.