Home / 6,607.82-9,912.07-1,677.51

Finding the Fourth Proportional to 6,607.82, 9,912.07 and 1,677.51

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Solution

The fourth proportional to 6,607.82, 9,912.07 and 1,677.51 is: 2,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.82 : 9,912.07 = 1,677.51 : x
  2. Step 2: Convert to fraction form
    6,607.82/9,912.07 = 1,677.51/x
  3. Step 3: Cross multiply
    6,607.82x = 9,912.07 × 1,677.51
  4. Step 4: Simplify right side
    6,607.82x = 16,627,546.99
  5. Step 5: Solve for x
    x = 16,627,546.99/6,607.82
  6. Step 6: Final answer
    x = 2,516.35

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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.