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Finding the Fourth Proportional to 7,197.57, 10,793.51 and 3,498.71

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Solution

The fourth proportional to 7,197.57, 10,793.51 and 3,498.71 is: 5,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.57 : 10,793.51 = 3,498.71 : x
  2. Step 2: Convert to fraction form
    7,197.57/10,793.51 = 3,498.71/x
  3. Step 3: Cross multiply
    7,197.57x = 10,793.51 × 3,498.71
  4. Step 4: Simplify right side
    7,197.57x = 37,763,289.91
  5. Step 5: Solve for x
    x = 37,763,289.91/7,197.57
  6. Step 6: Final answer
    x = 5,246.67

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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.