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Finding the Fourth Proportional to 11,620.01, 17,430.04 and 4,601.68

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Solution

The fourth proportional to 11,620.01, 17,430.04 and 4,601.68 is: 6,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.01 : 17,430.04 = 4,601.68 : x
  2. Step 2: Convert to fraction form
    11,620.01/17,430.04 = 4,601.68/x
  3. Step 3: Cross multiply
    11,620.01x = 17,430.04 × 4,601.68
  4. Step 4: Simplify right side
    11,620.01x = 80,207,466.47
  5. Step 5: Solve for x
    x = 80,207,466.47/11,620.01
  6. Step 6: Final answer
    x = 6,902.53

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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.