Home / 4,451.45-6,145.04-3,176.30

Finding the Fourth Proportional to 4,451.45, 6,145.04 and 3,176.30

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Solution

The fourth proportional to 4,451.45, 6,145.04 and 3,176.30 is: 4,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.45 : 6,145.04 = 3,176.30 : x
  2. Step 2: Convert to fraction form
    4,451.45/6,145.04 = 3,176.30/x
  3. Step 3: Cross multiply
    4,451.45x = 6,145.04 × 3,176.30
  4. Step 4: Simplify right side
    4,451.45x = 19,518,513.86
  5. Step 5: Solve for x
    x = 19,518,513.86/4,451.45
  6. Step 6: Final answer
    x = 4,384.76

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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.