Home / 8,694.36-13,041.59-3,146.67

Finding the Fourth Proportional to 8,694.36, 13,041.59 and 3,146.67

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Solution

The fourth proportional to 8,694.36, 13,041.59 and 3,146.67 is: 4,720.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.36 : 13,041.59 = 3,146.67 : x
  2. Step 2: Convert to fraction form
    8,694.36/13,041.59 = 3,146.67/x
  3. Step 3: Cross multiply
    8,694.36x = 13,041.59 × 3,146.67
  4. Step 4: Simplify right side
    8,694.36x = 41,037,564.27
  5. Step 5: Solve for x
    x = 41,037,564.27/8,694.36
  6. Step 6: Final answer
    x = 4,720.02

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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.