Home / 11,568.21-15,964.17-6,263.05

Finding the Fourth Proportional to 11,568.21, 15,964.17 and 6,263.05

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Solution

The fourth proportional to 11,568.21, 15,964.17 and 6,263.05 is: 8,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,568.21 : 15,964.17 = 6,263.05 : x
  2. Step 2: Convert to fraction form
    11,568.21/15,964.17 = 6,263.05/x
  3. Step 3: Cross multiply
    11,568.21x = 15,964.17 × 6,263.05
  4. Step 4: Simplify right side
    11,568.21x = 99,984,355.01
  5. Step 5: Solve for x
    x = 99,984,355.01/11,568.21
  6. Step 6: Final answer
    x = 8,643.03

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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.