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Finding the Fourth Proportional to 4,615.96, 6,926.10 and 2,152.48

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Solution

The fourth proportional to 4,615.96, 6,926.10 and 2,152.48 is: 3,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.96 : 6,926.10 = 2,152.48 : x
  2. Step 2: Convert to fraction form
    4,615.96/6,926.10 = 2,152.48/x
  3. Step 3: Cross multiply
    4,615.96x = 6,926.10 × 2,152.48
  4. Step 4: Simplify right side
    4,615.96x = 14,908,291.73
  5. Step 5: Solve for x
    x = 14,908,291.73/4,615.96
  6. Step 6: Final answer
    x = 3,229.73

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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.