Home / 5,850.72-8,070.30-4,081.68

Finding the Fourth Proportional to 5,850.72, 8,070.30 and 4,081.68

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Solution

The fourth proportional to 5,850.72, 8,070.30 and 4,081.68 is: 5,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.72 : 8,070.30 = 4,081.68 : x
  2. Step 2: Convert to fraction form
    5,850.72/8,070.30 = 4,081.68/x
  3. Step 3: Cross multiply
    5,850.72x = 8,070.30 × 4,081.68
  4. Step 4: Simplify right side
    5,850.72x = 32,940,382.10
  5. Step 5: Solve for x
    x = 32,940,382.10/5,850.72
  6. Step 6: Final answer
    x = 5,630.14

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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.