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Finding the Fourth Proportional to 7,254.01, 10,885.79 and 3,969.41

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Solution

The fourth proportional to 7,254.01, 10,885.79 and 3,969.41 is: 5,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.01 : 10,885.79 = 3,969.41 : x
  2. Step 2: Convert to fraction form
    7,254.01/10,885.79 = 3,969.41/x
  3. Step 3: Cross multiply
    7,254.01x = 10,885.79 × 3,969.41
  4. Step 4: Simplify right side
    7,254.01x = 43,210,119.18
  5. Step 5: Solve for x
    x = 43,210,119.18/7,254.01
  6. Step 6: Final answer
    x = 5,956.73

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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.