Home / 8,025.03-12,015.68-5,396.72

Finding the Fourth Proportional to 8,025.03, 12,015.68 and 5,396.72

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Solution

The fourth proportional to 8,025.03, 12,015.68 and 5,396.72 is: 8,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.03 : 12,015.68 = 5,396.72 : x
  2. Step 2: Convert to fraction form
    8,025.03/12,015.68 = 5,396.72/x
  3. Step 3: Cross multiply
    8,025.03x = 12,015.68 × 5,396.72
  4. Step 4: Simplify right side
    8,025.03x = 64,845,173.51
  5. Step 5: Solve for x
    x = 64,845,173.51/8,025.03
  6. Step 6: Final answer
    x = 8,080.37

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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.