Home / 5,207.32-7,184.09-3,214.42

Finding the Fourth Proportional to 5,207.32, 7,184.09 and 3,214.42

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Solution

The fourth proportional to 5,207.32, 7,184.09 and 3,214.42 is: 4,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.32 : 7,184.09 = 3,214.42 : x
  2. Step 2: Convert to fraction form
    5,207.32/7,184.09 = 3,214.42/x
  3. Step 3: Cross multiply
    5,207.32x = 7,184.09 × 3,214.42
  4. Step 4: Simplify right side
    5,207.32x = 23,092,672.65
  5. Step 5: Solve for x
    x = 23,092,672.65/5,207.32
  6. Step 6: Final answer
    x = 4,434.65

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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.