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Finding the Fourth Proportional to 6,009.66, 8,291.12 and 3,770.72

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Solution

The fourth proportional to 6,009.66, 8,291.12 and 3,770.72 is: 5,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009.66 : 8,291.12 = 3,770.72 : x
  2. Step 2: Convert to fraction form
    6,009.66/8,291.12 = 3,770.72/x
  3. Step 3: Cross multiply
    6,009.66x = 8,291.12 × 3,770.72
  4. Step 4: Simplify right side
    6,009.66x = 31,263,462.79
  5. Step 5: Solve for x
    x = 31,263,462.79/6,009.66
  6. Step 6: Final answer
    x = 5,202.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.