Home / 5,604.03-8,406.09-1,906.32

Finding the Fourth Proportional to 5,604.03, 8,406.09 and 1,906.32

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Solution

The fourth proportional to 5,604.03, 8,406.09 and 1,906.32 is: 2,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.03 : 8,406.09 = 1,906.32 : x
  2. Step 2: Convert to fraction form
    5,604.03/8,406.09 = 1,906.32/x
  3. Step 3: Cross multiply
    5,604.03x = 8,406.09 × 1,906.32
  4. Step 4: Simplify right side
    5,604.03x = 16,024,697.49
  5. Step 5: Solve for x
    x = 16,024,697.49/5,604.03
  6. Step 6: Final answer
    x = 2,859.50

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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.