Home / 8,475.03-12,713.36-3,281.31

Finding the Fourth Proportional to 8,475.03, 12,713.36 and 3,281.31

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Solution

The fourth proportional to 8,475.03, 12,713.36 and 3,281.31 is: 4,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.03 : 12,713.36 = 3,281.31 : x
  2. Step 2: Convert to fraction form
    8,475.03/12,713.36 = 3,281.31/x
  3. Step 3: Cross multiply
    8,475.03x = 12,713.36 × 3,281.31
  4. Step 4: Simplify right side
    8,475.03x = 41,716,458.90
  5. Step 5: Solve for x
    x = 41,716,458.90/8,475.03
  6. Step 6: Final answer
    x = 4,922.28

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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.