Home / 8,694.03-13,056.45-7,999.23

Finding the Fourth Proportional to 8,694.03, 13,056.45 and 7,999.23

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Solution

The fourth proportional to 8,694.03, 13,056.45 and 7,999.23 is: 12,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.03 : 13,056.45 = 7,999.23 : x
  2. Step 2: Convert to fraction form
    8,694.03/13,056.45 = 7,999.23/x
  3. Step 3: Cross multiply
    8,694.03x = 13,056.45 × 7,999.23
  4. Step 4: Simplify right side
    8,694.03x = 104,441,546.53
  5. Step 5: Solve for x
    x = 104,441,546.53/8,694.03
  6. Step 6: Final answer
    x = 12,013.02

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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.