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Finding the Fourth Proportional to 4,660.61, 6,993.61 and 1,738.80

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Solution

The fourth proportional to 4,660.61, 6,993.61 and 1,738.80 is: 2,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.61 : 6,993.61 = 1,738.80 : x
  2. Step 2: Convert to fraction form
    4,660.61/6,993.61 = 1,738.80/x
  3. Step 3: Cross multiply
    4,660.61x = 6,993.61 × 1,738.80
  4. Step 4: Simplify right side
    4,660.61x = 12,160,484.72
  5. Step 5: Solve for x
    x = 12,160,484.72/4,660.61
  6. Step 6: Final answer
    x = 2,609.21

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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.