Home / 6,143.62-8,477.97-3,349.06

Finding the Fourth Proportional to 6,143.62, 8,477.97 and 3,349.06

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Solution

The fourth proportional to 6,143.62, 8,477.97 and 3,349.06 is: 4,621.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.62 : 8,477.97 = 3,349.06 : x
  2. Step 2: Convert to fraction form
    6,143.62/8,477.97 = 3,349.06/x
  3. Step 3: Cross multiply
    6,143.62x = 8,477.97 × 3,349.06
  4. Step 4: Simplify right side
    6,143.62x = 28,393,230.21
  5. Step 5: Solve for x
    x = 28,393,230.21/6,143.62
  6. Step 6: Final answer
    x = 4,621.58

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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.