Home / 6,132.72-8,462.91-3,480.07

Finding the Fourth Proportional to 6,132.72, 8,462.91 and 3,480.07

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Solution

The fourth proportional to 6,132.72, 8,462.91 and 3,480.07 is: 4,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.72 : 8,462.91 = 3,480.07 : x
  2. Step 2: Convert to fraction form
    6,132.72/8,462.91 = 3,480.07/x
  3. Step 3: Cross multiply
    6,132.72x = 8,462.91 × 3,480.07
  4. Step 4: Simplify right side
    6,132.72x = 29,451,519.20
  5. Step 5: Solve for x
    x = 29,451,519.20/6,132.72
  6. Step 6: Final answer
    x = 4,802.36

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Half scale
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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.