Home / 4,709.10-7,066.72-3,479.59

Finding the Fourth Proportional to 4,709.10, 7,066.72 and 3,479.59

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Solution

The fourth proportional to 4,709.10, 7,066.72 and 3,479.59 is: 5,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.10 : 7,066.72 = 3,479.59 : x
  2. Step 2: Convert to fraction form
    4,709.10/7,066.72 = 3,479.59/x
  3. Step 3: Cross multiply
    4,709.10x = 7,066.72 × 3,479.59
  4. Step 4: Simplify right side
    4,709.10x = 24,589,252.91
  5. Step 5: Solve for x
    x = 24,589,252.91/4,709.10
  6. Step 6: Final answer
    x = 5,221.65

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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.