Home / 6,410.08-8,832.78-4,728.82

Finding the Fourth Proportional to 6,410.08, 8,832.78 and 4,728.82

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Solution

The fourth proportional to 6,410.08, 8,832.78 and 4,728.82 is: 6,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.08 : 8,832.78 = 4,728.82 : x
  2. Step 2: Convert to fraction form
    6,410.08/8,832.78 = 4,728.82/x
  3. Step 3: Cross multiply
    6,410.08x = 8,832.78 × 4,728.82
  4. Step 4: Simplify right side
    6,410.08x = 41,768,626.72
  5. Step 5: Solve for x
    x = 41,768,626.72/6,410.08
  6. Step 6: Final answer
    x = 6,516.09

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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.