Home / 6,442.08-8,887.94-4,451.92

Finding the Fourth Proportional to 6,442.08, 8,887.94 and 4,451.92

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Solution

The fourth proportional to 6,442.08, 8,887.94 and 4,451.92 is: 6,142.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.08 : 8,887.94 = 4,451.92 : x
  2. Step 2: Convert to fraction form
    6,442.08/8,887.94 = 4,451.92/x
  3. Step 3: Cross multiply
    6,442.08x = 8,887.94 × 4,451.92
  4. Step 4: Simplify right side
    6,442.08x = 39,568,397.84
  5. Step 5: Solve for x
    x = 39,568,397.84/6,442.08
  6. Step 6: Final answer
    x = 6,142.18

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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.