Home / 4,190.05-6,275.50-2,000.32

Finding the Fourth Proportional to 4,190.05, 6,275.50 and 2,000.32

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Solution

The fourth proportional to 4,190.05, 6,275.50 and 2,000.32 is: 2,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.05 : 6,275.50 = 2,000.32 : x
  2. Step 2: Convert to fraction form
    4,190.05/6,275.50 = 2,000.32/x
  3. Step 3: Cross multiply
    4,190.05x = 6,275.50 × 2,000.32
  4. Step 4: Simplify right side
    4,190.05x = 12,552,987.47
  5. Step 5: Solve for x
    x = 12,552,987.47/4,190.05
  6. Step 6: Final answer
    x = 2,995.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.