Home / 7,479.63-11,197.71-4,350.09

Finding the Fourth Proportional to 7,479.63, 11,197.71 and 4,350.09

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Solution

The fourth proportional to 7,479.63, 11,197.71 and 4,350.09 is: 6,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.63 : 11,197.71 = 4,350.09 : x
  2. Step 2: Convert to fraction form
    7,479.63/11,197.71 = 4,350.09/x
  3. Step 3: Cross multiply
    7,479.63x = 11,197.71 × 4,350.09
  4. Step 4: Simplify right side
    7,479.63x = 48,711,046.29
  5. Step 5: Solve for x
    x = 48,711,046.29/7,479.63
  6. Step 6: Final answer
    x = 6,512.49

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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.