Home / 4,270.20-6,367.62-4,117.92

Finding the Fourth Proportional to 4,270.20, 6,367.62 and 4,117.92

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Solution

The fourth proportional to 4,270.20, 6,367.62 and 4,117.92 is: 6,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.20 : 6,367.62 = 4,117.92 : x
  2. Step 2: Convert to fraction form
    4,270.20/6,367.62 = 4,117.92/x
  3. Step 3: Cross multiply
    4,270.20x = 6,367.62 × 4,117.92
  4. Step 4: Simplify right side
    4,270.20x = 26,221,349.75
  5. Step 5: Solve for x
    x = 26,221,349.75/4,270.20
  6. Step 6: Final answer
    x = 6,140.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.