Home / 7,370.72-11,067.16-6,341.92

Finding the Fourth Proportional to 7,370.72, 11,067.16 and 6,341.92

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Solution

The fourth proportional to 7,370.72, 11,067.16 and 6,341.92 is: 9,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.72 : 11,067.16 = 6,341.92 : x
  2. Step 2: Convert to fraction form
    7,370.72/11,067.16 = 6,341.92/x
  3. Step 3: Cross multiply
    7,370.72x = 11,067.16 × 6,341.92
  4. Step 4: Simplify right side
    7,370.72x = 70,187,043.35
  5. Step 5: Solve for x
    x = 70,187,043.35/7,370.72
  6. Step 6: Final answer
    x = 9,522.41

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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.