Home / 4,607.45-6,912.64-1,645.83

Finding the Fourth Proportional to 4,607.45, 6,912.64 and 1,645.83

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Solution

The fourth proportional to 4,607.45, 6,912.64 and 1,645.83 is: 2,469.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.45 : 6,912.64 = 1,645.83 : x
  2. Step 2: Convert to fraction form
    4,607.45/6,912.64 = 1,645.83/x
  3. Step 3: Cross multiply
    4,607.45x = 6,912.64 × 1,645.83
  4. Step 4: Simplify right side
    4,607.45x = 11,376,987.50
  5. Step 5: Solve for x
    x = 11,376,987.50/4,607.45
  6. Step 6: Final answer
    x = 2,469.26

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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.